FortuneReshaping Facades The Global Renovation Wave and the Flexible Stone Alternative-chapter7
Part VII The Future: Ten Years of Global Facade Material Substitution
Opening: Substitution is Not If, But How Fast, How Deep, How Broad
The global building renovation market grew from USD 102.88 billion in 2025 to USD 198.39 billion in 2031, with a CAGR of 7.94%. The global flexible stone veneer market grew from USD 40.47 billion in 2025 to USD 73.87 billion in 2032, with a CAGR of 8.97%. The global renovation services market grew from USD 56.3 billion in 2025 to USD 79.1 billion in 2032.
Three different sets of market data all point to the same trend: renovation demand for the global building stock is being released systematically, and facade facing materials are the most rigid, highest-frequency and most scalable segment of this demand.
Under this trend, the substitution of traditional materials by flexible stone is not a question of "whether it will happen", but "how fast, how deep, how broad".
How fast – the speed of substitution depends on the pace of regulatory tightening, the urgency of traditional material failure, and the efficiency of trust building in the flexible stone category. How deep – the depth of substitution depends on whether flexible stone can upgrade from "the preferred solution for specific scenarios" to "the default option for mainstream scenarios". How broad – the breadth of substitution depends on whether flexible stone can expand from a China-dominated production pattern to a global multi-polar market pattern.
This part answers these questions from three dimensions: three rhythms of the global substitution path (Chapter 24), evolution of the competitive landscape (Chapter 25), and 2030 outlook and action framework (Chapters 26 and 27).
Chapter 24 Three Rhythms of the Global Substitution Path
24.1 Europe: Regulation-Driven Substitution, Steady Rhythm but Deepest Depth
Europe’s substitution rhythm is driven by regulations, advancing at a speed limited by policy implementation efficiency and funding availability, but the depth of substitution will be the highest in the world.
The requirements after the EPBD revision are clear: average building energy consumption reduced by 16% by 2030, 20% to 22% by 2035, and full decarbonization by 2050. Member states must establish national renovation pathways for the worst-performing 15% of the building stock by 2030, expanding to 43% by 2033. But the current weighted average renovation rate for the EU-27 remains at 1.0% to 1.1%, and the deep renovation rate is only about 0.2%. The gap from 0.2% to 1.0% is the growth space for deep renovation.
The key variable in Europe’s substitution rhythm is the funding mechanism. The "brown discount" phenomenon is accelerating, and as mortgage lenders increasingly incorporate energy performance into loan-to-value calculations, and the European Central Bank’s climate stress tests include underperforming commercial property portfolios in stranded asset risk. When asset valuation is linked to energy efficiency, renovation is no longer just a "maintenance cost" issue, but an "asset value" issue.
Under this logic, Europe’s substitution rhythm will present a "slow first, fast later" curve. 2025 to 2028 is the stage where policies and funding mechanisms are gradually implemented, with a slower substitution speed. From 2028 to 2032, as the brown discount effect expands, carbon costs rise, and renovation subsidies are in place, the substitution speed will accelerate significantly.
Flexible stone’s substitution path in Europe: starting from historic building conservation scenarios, gradually expanding to commercial buildings and residential renovation. The core driving forces are "reversibility" and "air permeability" – these two points are the unique advantages of flexible stone over other materials under Europe’s heritage protection and building decarbonization frameworks.
24.2 North America: Safety-Driven Substitution, Regulatory Mutation Brings Window
North America’s substitution rhythm is driven by safety regulations, characterized by "event-driven" – a major safety incident may trigger regulatory mutation, bringing a sudden opening of the substitution window.
New York’s FISP program has been in operation for 45 years, and 2025 legislation requires the Department of Buildings to evaluate extending the inspection interval from five to six to twelve years. The logic of this policy adjustment is: if facade materials can prove long-term durability and safety reliability, inspection frequency can be reduced. This means materials that can provide long-term durability evidence – such as flexible stone – will gain structural advantages in this policy adjustment.
The UK’s Building Safety Act clarifies a 15-year retrospective liability period. Canada’s 2025 National Building Code introduces new provisions for existing building alterations. Australia’s Cladding Safety Victoria program advances combustible cladding replacement. These regulations all point to the same direction: the choice of building facade materials is shifting from "aesthetic and cost decisions" to "safety and compliance decisions".
North America’s substitution rhythm will present "regulatory mutation-driven" characteristics. When a city or state passes new facade safety regulations, the substitution window opens suddenly. Flexible stone enterprises need to complete ASTM E84 and NFPA 285 certifications in advance and establish cooperative relationships with local curtain wall contractors to ensure rapid response when the regulatory window opens.
Flexible stone’s substitution path in North America: starting from high-rise safety renovation scenarios, with FISP compliance and ASTM E84 certification as stepping stones. The core driving force is "lightweight safety" – flexible stone weighs only one-fifth to one-tenth of traditional tiles, changing the risk calculation of falling objects from a material logic perspective.
24.3 Asia: Cost-Driven Substitution, Fastest Growth but Price-Sensitive
Asia’s substitution rhythm is driven by cost and efficiency, characterized by "fast scale speed and high price sensitivity".
The scale of old building renovation in China is unprecedented. During the 15th Five-Year Plan period, about 115,000 old residential communities and 500,000 dilapidated houses will be newly renovated, with 62.5 billion yuan of special funds allocated in advance by the central government. Residential buildings constructed between 2000 and 2005 are becoming the main subject of the new round of renovation.
Japan’s 1990s housing stock is entering the maintenance period all at once, and the exterior wall coating market is expected to expand to 1.2 trillion yen within five years. South Korea’s high-rise residential dense areas are seeing concentrated release of facade renovation demand.
Southeast Asia and South Asia’s substitution rhythm is driven by urbanization and hot and humid climates. The Southeast Asian stone curtain wall market is expected to reach USD 4.78 billion in 2026, up 13.0% year-on-year. Renovation projects contributed 22.7% of total demand for energy-saving wall materials in Southeast Asia in 2025.
Flexible stone’s substitution path in Asia: starting from mass residential renovation scenarios, with "no demolition, fast construction, low disturbance" as the core selling point. The core driving force is "cost efficiency" – not the lowest initial unit price, but optimal life-cycle cost and minimal construction disruption. The Asian market has the highest price sensitivity, but flexible stone’s competitiveness lies not in "cheap", but in "optimal comprehensive cost". It is necessary to let decision-makers understand the economic logic of "high initial price but low 20-year total cost" through calculation and demonstration of life-cycle costs.
24.4 Comparison and Synergy of the Three Rhythms
Dimension | Europe | North America | Asia |
|---|---|---|---|
Driving force | Energy efficiency regulations + heritage conservation | Safety regulations | Cost efficiency + urbanization |
Substitution speed | Slow first, fast later | Event-driven, mutation type | Large-scale rapid advancement |
Substitution depth | Deepest (deep renovation) | Medium (safety compliance) | Broadest (mass renovation) |
Price sensitivity | Low | Medium | High |
Core scenario | Historic buildings + commercial | High-rise safety renovation | Mass residential renovation |
Core selling point of flexible stone | Reversible + breathable | Lightweight + fire compliance | No demolition + fast construction |
The three rhythms are not independent of each other. Europe’s regulatory framework influences policy formulation in Asia, North America’s safety standards are referenced by other regions, and Asia’s large-scale production reduces the global cost of flexible stone. When promoting globally, flexible stone enterprises need to formulate differentiated entry strategies and resource allocation plans according to the rhythm characteristics of different regions.
Chapter 25 Evolution of the Competitive Landscape
25.1 Flexible Stone is Not the Only Alternative
On the track of old building facade material substitution, flexible stone faces competition from multiple directions.
Flexible stone veneer. This is the category closest to flexible stone. Flexible stone veneer is made of natural stone sheets as raw material, achieving flexibility through backing mesh or fiber layers. Its advantage is the texture and grain of natural stone; its disadvantages are limited raw material sources, high cost, and limited color and texture options. Flexible stone is made of inorganic mineral powder, achieving diversity in color and texture through formula adjustment, with lower cost and recyclability.
High-performance paint. PVDF fluorocarbon paint has achieved over 20 years of color difference and gloss retention, and new standards such as SSPC Paint 47 are also driving the improvement of exterior wall paint performance standards. But the cost of high-performance paint is 3 to 5 times that of conventional acrylic paint, constraining its large-scale application in old building renovation projects. High-performance paint can be continuously optimized within the category of "covering layer", but cannot cross into the category of "system component" – because its physical form and construction logic determine its functional boundaries.
Fiber cement board. Fiber cement boards perform excellently in fire protection, durability and dimensional stability, and are widely used in North American and Middle Eastern markets. But the self-weight of fiber cement boards (about 12 to 18 kg/m²) is higher than flexible stone, imposing higher requirements on the load-bearing capacity of old building base layers. In old building scenarios, fiber cement boards usually require additional support structures, increasing construction complexity and cost.
Thermal insulation decorative integrated boards. Insulation decorative integrated boards prefabricate the insulation layer and facing layer in the factory, with one-time on-site installation and high construction efficiency. But in old building scenarios, the thickness of integrated boards (usually 5 to 10 cm) may exceed the allowable range of historic buildings or space-constrained projects, and their self-weight is also higher than flexible stone.
25.2 Differentiated Positioning of Flexible Stone
In the competitive landscape, the differentiated positioning of flexible stone can be summarized in three keywords: light, thin, flexible.
Light – self-weight is only 3 to 8 kg/m², one-fifth to one-tenth of traditional tiles. This feature makes flexible stone irreplaceable in high-rise building safety renovation, historic building conservation, and old building projects with limited structural load-bearing capacity.
Thin – thickness is only 2 to 4 mm, total thickness (including bonding layer) does not exceed 10 mm. This feature enables flexible stone to achieve facade upgrading in space-constrained scenarios without changing the building’s exterior profile.
Flexible – good flexibility and crack resistance, able to follow micro-deformations of old walls without cracking. This feature enables flexible stone to adapt to the complex conditions of old building base layers, reducing cracking and falling risks caused by base layer deformation.
These three characteristics together form the "scenario barrier" of flexible stone: materials that simultaneously meet the requirements of lightweight, thin-type and flexible three dimensions are extremely scarce in the market. This barrier cannot be broken through price competition, but is determined by the underlying logic of material science.
25.3 Industry Internal Competitive Landscape
The internal competitive landscape of the flexible stone industry is evolving from "one dominant player" to "concentration of leaders and coexistence of small and medium innovators".
As the inventor of MCM ecological materials and the lead editor of national industry standards, Phomi has first-mover advantages in standard discourse power and brand awareness. Its products have obtained US GREENGUARD, Singapore Green Label and European CE certification, and its zero-carbon facing materials reduce carbon by 95.4% compared with ceramics.
But latecomer enterprises are building competitiveness through differentiated paths. Some enterprises establish technical barriers in the field of energy-efficient flexible stone, some deepen scenarios in the field of old building-specific flexible stone, and some establish regional advantages in the field of hot-humid climate adapted flexible stone. Fortune Stone’s self-developed "energy-efficient flexible stone", with industry-first patented technology, can reduce building energy consumption by 20% to 40% and has a service life of 10 to 15 years – this is a segmented cognitive highland that Phomi has not yet systematically occupied.
Internal competition in the industry will ultimately unfold around three dimensions: standard discourse power (who defines the category rules), scenario barriers (who occupies high-value scenarios), and channel ecology (who has an efficient implementation network). Enterprises that establish advantages in these three dimensions will dominate the substitution wave.
25.4 From "Category Competition" to "Ecological Competition"
The long-term competition of the flexible stone industry will upgrade from "category competition" to "ecological competition".
The focus of category competition is: whether flexible stone is more durable than paint, safer than tiles, and lighter than stone. The focus of ecological competition is: whether flexible stone can form a collaborative network with design institutes, constructors, channel providers and policy makers to jointly promote the standardization and scaling of the category.
Key nodes of ecological competition include: design institutes – whether flexible stone schemes can be specified at the drawing stage; constructors – whether a standardized construction training system can be established to ensure consistency of construction quality; channel providers – whether a distribution network and service capability covering major markets can be established; policy makers – whether flexible stone can be included in the recommended material catalog for old building renovation and the green building certification system.
In ecological competition, the capability of a single enterprise is limited. The flexible stone industry needs to establish industry alliances or industrial collaboration platforms to jointly promote standard formulation, construction training, brand promotion and policy advocacy. The value of industry alliances lies not in "joint marketing", but in "jointly solving the fundamental problems of category development" – lack of standards, irregular construction, insufficient awareness, policy obstacles.
Chapter 26 2030 Outlook: A Multipolar Global Market
26.1 Market Size Forecast
Based on current growth trends and policy environments, the following forecasts are made for the global flexible stone and related markets in 2030.
- Global flexible stone veneer market: USD 40.47 billion in 2025, expected to reach USD 62 to 65 billion by 2030, with a CAGR of 8.9% to 10.0%.
- Global flexible stone (MCM) market: about USD 1.32 billion globally in 2025, with USD 490 million from China. Expected to reach USD 2.5 to 3 billion globally by 2030, and USD 800 million to 1 billion in China, with a CAGR of 12% to 14%. China’s market growth rate is higher than the global average, mainly driven by the continuous intensification of China’s old building renovation policies and the improvement of the green building certification system.
- China old building facade material market: old building renovation drove about 4 billion yuan in demand for architectural coatings in 2025, 3 billion yuan for thermal insulation materials, 3.3 billion yuan for waterproof materials, totaling 13.6 billion yuan. With the advancement of 115,000 old residential community renovations during the 15th Five-Year Plan period, the old building facade material market is expected to reach 25 to 30 billion yuan by 2030, among which the penetration rate of flexible stone is expected to increase from less than 5% currently to 10% to 15%.
- Global flexible stone export market: China’s flexible stone exports reached USD 920 million in 2025, up 14.7% year-on-year. Expected to reach USD 2 to 2.5 billion by 2030, with exports to Southeast Asia and the Middle East accounting for 44% to 50% in total.
26.2 Evolution of Regional Structure
In 2030, the global flexible stone market will present a "multipolar" regional structure.
Europe will become the most important market for flexible stone in the fields of historic building conservation and deep renovation. The deep renovation targets of EPBD, the brown discount effect, and rising carbon costs will drive the penetration rate of flexible stone in commercial building and residential renovation from less than 2% currently to 5% to 8%.
North America will become a key market for flexible stone in the field of high-rise building safety renovation. The trend of extending the FISP inspection cycle and the retrospective liability of the Building Safety Act will drive the penetration rate of flexible stone in high-rise building facade renovation from less than 1% currently to 3% to 5%.
East Asia will continue to be the largest production and consumption market for flexible stone. The large-scale advancement of China’s old building renovation, the continuous maintenance period of Japan’s housing stock, and the tightening of old apartment renovation standards in South Korea will drive the penetration rate of flexible stone in the East Asian market from 5% to 8% currently to 15% to 20%.
Southeast Asia and the Middle East will become the fastest-growing markets for flexible stone exports. Urbanization, demand for adaptation to hot and humid climates, and demand for lightweight materials in high-end projects will drive the penetration rate of flexible stone in these two regions from less than 2% currently to 5% to 10%.
26.3 Expansion of Application Scenarios
By 2030, the application scenarios of flexible stone will expand from the current six major scenarios to a wider range of fields.
Historic style restoration in urban renewal will become a high-value scenario for flexible stone. As China’s urban renewal shifts from "demolition and construction" to "retention, renovation, demolition", the demand for renovation of historic districts and historic buildings will continue to be released. The texture replication capability and reversible installation features of flexible stone make it a preferred material for historic style restoration.
Energy-saving renovation of existing buildings will become a large-scale scenario for flexible stone. The energy efficiency targets of Europe’s EPBD and China’s building energy efficiency standards will drive demand for integrated exterior wall insulation and facing systems. As a composite system of facing layer and insulation layer, flexible stone will form a standardized solution in this scenario.
Facade finishing of prefabricated buildings will become an emerging scenario for flexible stone. Prefabricated buildings require lightweight, fast-installation and standardized production of facade facing materials. The thin, flexible and prefabricable characteristics of flexible stone make it adapt to the construction logic of prefabricated buildings.
Artistic facades for interior spaces will become an extended scenario for flexible stone. The diverse textures and flexible installation features of flexible stone give it application potential in interior walls of commercial spaces, cultural facilities and high-end residences.
26.4 Technology Evolution Direction
By 2030, flexible stone technology will evolve in four directions.
Energy-saving compounding. The composite system of flexible stone with high-efficiency thermal insulation materials such as aerogel and vacuum insulation panels will realize the integration of "facing + thermal insulation + fire protection", meeting the requirements of European EPBD and Chinese building energy efficiency standards.
Functional integration. Flexible stone will integrate functions such as self-cleaning, air purification, antibacterial and anti-mold, upgrading from a single facing material to a "functional facade system".
Intelligent production. The production of flexible stone will gradually realize digital design and flexible manufacturing, shortening the delivery cycle of customized products and reducing the cost of small-batch customization.
Installation standardization. The construction of flexible stone will gradually establish a globally unified standardization system, including base layer assessment standards, adhesive selection standards, node treatment standards, and quality acceptance standards, reducing the dependence of construction quality on manual experience.
Chapter 27 Action Framework: Global Flexible Stone Promotion Strategy
27.1 Short Term (1-2 Years): Certification First, Benchmark Cases, Channel Pilots
Certification first. Flexible stone enterprises need to complete core certifications in advance according to the access requirements of target markets: CE (Europe), ASTM (North America), JIS (Japan), SASO (Middle East). Certification is not only a pass for market access, but also the basis for proving product performance and safety to customers.
Benchmark cases. Complete 2 to 3 influential benchmark projects in each target market, forming a displayable, quotable and verifiable case library. Benchmark projects should focus on the core scenarios of the target market: historic building conservation in Europe, high-rise safety renovation in North America, mass residential renovation in Japan, and medium-to-high-end commercial projects in Southeast Asia.
Channel pilots. Select 1 to 2 channel partners for pilot projects in each target market to verify the feasibility of the channel model. The core goal of the pilot phase is not sales volume, but understanding the decision-making logic, construction habits and service needs of the local market, accumulating experience for subsequent channel expansion.
27.2 Medium Term (3-5 Years): Regional Deepening, Standard Alignment, Localized Services
Regional deepening. On the basis of successful pilots, expand to other cities and regions in the target market. The core of deepening is not "laying more channels", but "establishing localized service capabilities" – including local inventory, local construction teams, and local after-sales response.
Standard alignment. Align flexible stone construction standards with local standards in the target market. In Europe, it is necessary to align with BS 7913 and EN 13501-1; in North America, align with ASTM C270 and NFPA 285; in Japan, align with JIS and the Building Standard Law. Standard alignment is not only a technical issue, but also a process of trust building – when flexible stone construction standards are recognized by the local industry, category trust is half established.
Localized services. Build a full-chain service system covering pre-sales customized design, in-transit logistics customs clearance, and after-sales emergency replenishment. Overseas customers have extremely high requirements for supplier response speed, customization capabilities and service support. Practice shows that with a full-chain service system, first-time trial customers quickly sign long-term annual supply agreements.
27.3 Long Term (5-10 Years): Global Brand, System Output, Ecological Co-Construction
Global brand. Upgrade from "Chinese flexible stone exporter" to "global facade material alternative solution provider". The core of the brand is not awareness, but trust – when designers, contractors and policy makers make material choices, they can include flexible stone as one of the default options.
System output. Upgrade from "selling products" to "output systems". What flexible stone enterprises need to output is a complete system including materials, construction standards, quality acceptance and after-sales service, rather than a single product. The value of system output lies in: it lowers the threshold for customers to use, and also reduces the risk of quality problems caused by improper construction.
Ecological co-construction. Form a collaborative network with design institutes, constructors, channel providers, policy makers and industry organizations. The global promotion of flexible stone requires not a single enterprise fighting alone, but the collaboration of the entire industry ecosystem. The value of industry alliances lies in jointly promoting standard formulation, construction training, brand promotion and policy advocacy, and solving the fundamental problems of category development.
27.4 Action Lists for Different Stakeholders
For flexible stone manufacturers:
- Complete core certifications for target markets
- Establish standardized construction training systems
- Complete benchmark projects in each target market
- Establish localized service capabilities and channel networks
- Participate in international standard setting and industry organization activities
For distributors and city partners:
- Master flexible stone construction technology and cost calculation methods
- Establish localized construction teams and service capabilities
- Establish cooperative relationships with local design institutes and engineering companies
- Accumulate local cases and customer testimonials
- Participate in headquarters training and technical support systems
For design institutes and designers:
- Understand the performance boundaries and applicable scenarios of flexible stone
- Master node treatment and waterproof system design for flexible stone
- Include flexible stone options for scheme comparison in old building projects
- Participate in localization of flexible stone construction standards
- Deliver the value logic of life-cycle cost to clients
For policy makers and industry organizations:
- Include flexible stone in the recommended material catalog for old building renovation
- Establish green building certification and carbon footprint accounting standards for flexible stone
- Promote the formulation and promotion of flexible stone construction standards
- Encourage the use of lightweight, durable and low-carbon facade materials in old building projects
- Support international standard alignment and certification of flexible stone enterprises
Summary of Part VII: The End of Substitution and the Position of Flexible Stone
The end result of global facade material substitution is not that flexible stone completely replaces paint, tiles and stone, but the formation of a new material division pattern.
Paint will continue to dominate in new construction, temporary maintenance and low-budget scenarios. Tiles and stone will continue to maintain advantages in specific scenarios – tiles for interiors and low-rise buildings, stone for high-end projects and historic building restoration. And the positioning of flexible stone is a systematic solution for the requirements of "lightweight, durable, compliant" in old building scenarios.
The market space for this positioning can be measured from three dimensions: renovation demand of the global building stock – about 2.4 billion square meters of renovation area globally each year, corresponding to a hundred-billion-dollar material market; regulation-driven substitution demand – European EPBD, North American safety regulations, and East Asian old building policies are all driving facade materials to iterate towards more durable, safer and lower-carbon directions; and incremental demand for climate adaptation – the demand for "waterproof + breathable + weather-resistant" materials in hot and humid climate zones is a unique advantage area for flexible stone.
The end of substitution will not come overnight. It requires ten years or more of continuous promotion – standard building, construction training, channel layout, brand promotion, policy advocacy, each step requires patience and investment. But the direction is certain: the aging of the global building stock will not pause, the tightening of safety regulations will not reverse, and the pressure of low-carbon transformation will not weaken. The position of flexible stone in this trend depends on whether it can establish sufficient technical trust, standard discourse power and channel ecology within the window period.
The goal of this book is to provide a systematic knowledge base for this trust-building process. If it can help readers understand the underlying logic of the global old building market, master the promotion methods and construction points of flexible stone, and build system capabilities for the global market, then the value of this book is achieved.
Old walls will not wait for anyone. The aging process of the global building stock is accelerating, and the window of substitution is opening. Those who seize the window will not be those who wait, but those who first understand the logic of global old building renovation, first establish system capabilities, and first prove value.
Appendices
Appendix I Summary of Global Facade Renovation Policies and Regulations by Region
1. Europe
Policy/Regulation | Core Content | Key Requirements | Flexible Stone Adaptation Points |
EPBD 2024/1275 (Energy Performance of Buildings Directive) | Revised and adopted in April 2024, setting a decarbonization path for member states: 16% reduction in average building primary energy consumption by 2030, 20%-22% by 2035, full decarbonization by 2050; national renovation pathways for the worst-performing 15% of building stock by 2030, expanding to 43% by 2033 | Deep renovation defined as retrofitting buildings to nearly zero-energy buildings (NZEB) by 2030; member states to introduce "renovation passport" framework by May 29, 2026 | Flexible stone is lightweight and thin, enabling facade upgrading without significantly increasing wall thickness, suitable for deep renovation needs of historic buildings and space-constrained projects |
Renovation Wave Strategy | Launched in 2020, aiming to double the annual renovation rate to 2% | Current EU-27 weighted average renovation rate only 1.0%-1.1%, deep renovation rate only about 0.2% | Reversible installation and air permeability of flexible stone enable facade upgrading without destroying the original "breathing" mechanism of historic buildings |
BS 7913 (Guide to the Conservation of Historic Buildings) | British standard, regulating historic building conservation and renovation | All interventions must be reversible and must not cause irreversible damage to the building itself | Reversible installation feature makes flexible stone one of the few facade solutions that can pass heritage conservation review |
EN 13501-1 | EU standard for fire classification of construction products, seven grades from A1 to F | Facade systems must be tested as complete components, i.e. insulation layers, cladding, cavity barriers and fixings evaluated together | Flexible stone has passed CE certification and EN 13501-1 fire classification, reaching Class A or A2, some products Class A1 |
2. North America
Policy/Regulation | Core Content | Key Requirements | Flexible Stone Adaptation Points |
New York FISP (Facade Inspection and Safety Program) | In effect since 1980, requires facade inspections every 5 years for buildings 6+ stories, reports by licensed architects/engineers | Cycle 10 launched February 2025; 2025 legislation requires evaluating extension of inspection interval from 5 to 6-12 years | Premise for extending inspection cycles is higher material durability; lightweight safety and long life of flexible stone align with this policy direction |
UK Building Safety Act | Came into effect 2022, clarifying 15-year retrospective liability period | Ban on combustible materials on external walls of buildings over 18m since 2018; legal deadline for unsafe cladding replacement on buildings over 18m by end of 2029 | Flexible stone meets Class A non-combustible standard, meeting the UK’s strictest fire compliance requirements |
Canada National Building Code 2025 | Introduces new provisions for existing building alterations | 2024 Ontario Building Code Article 3.1.5.5 redefines provisions for combustible exterior cladding; exterior cladding on buildings 4+ stories must resist 1-2 hours of fire | Class A fire performance and lightweight features make flexible stone meet Canada’s strict requirements for cladding materials in high-rise buildings |
ASTM E84 | US standard for surface burning characteristics of building materials | Flame spread index ≤25 (Class A), smoke developed index ≤450 | Flexible stone passes ASTM E84 Class A fire test |
NFPA 285 | US standard for large-scale fire performance testing of exterior wall assemblies | For buildings over 12.2m, evaluates flame spread characteristics of exterior wall systems containing combustible components | Flexible stone system passes NFPA 285 testing, usable in US high-rise buildings |
3. East Asia
Policy/Regulation | Core Content | Key Requirements | Flexible Stone Adaptation Points |
China’s 15th Five-Year Plan for Urban Renewal | Issued by the State Council in May 2026, first national-level special plan for urban renewal | Approximately 115,000 old residential communities and 500,000 dilapidated houses to be renovated in the next five years; about 400 urban village renovations; 62.5 billion yuan of special central funds allocated in advance | No-demolition thin-bed tiling and lightweight safety features of flexible stone fit the requirements of large-scale old building renovation for construction efficiency and minimal resident disruption |
T/CAIEC 064-2025 (Technical Specification for Exterior Facade Renovation of Old Residential Communities) | Issued February 2025, implemented March 2025, regulating inspection, materials, design, construction, cost, etc. | Covers materials, design, construction and acceptance requirements for exterior wall external insulation thin plaster system renovation technology | Flexible stone’s standardized construction system can align with this specification, providing systematic material solutions for old building projects |
GB 55022 (General Code for Maintenance and Renovation of Existing Buildings) | China mandatory engineering construction code | Regulates basic requirements for maintenance and renovation of existing buildings, including repair of exterior wall external insulation systems | Thin-bed tiling process and base layer assessment system of flexible stone adapt to the requirements of this code |
Japan Building Standard Law Amendment | Enforcement order amended 2025, relaxing current provisions for large-scale repair | Added fire resistance performance requirements for roofs and exterior walls; addition of thermal insulation materials in exterior wall renovation not deemed "large-scale repair" under certain conditions | Thin and lightweight features of flexible stone provide construction flexibility and compliance adaptability in exterior wall renovation |
Japan Housing Renovation Subsidy System | Housing Energy Conservation Promotion Project, Long-term Excellent Housing Promotion Project, etc. | Maximum subsidy of 600,000 yen for exterior wall thermal insulation renovation | Flexible stone can be combined with thermal insulation systems, meeting Japan’s residential renovation requirements for energy performance and subsidy applications |
South Korea Long-term Repair Plan Standards | Revised January 1, 2025 | Exterior wall stone pasting, painting and other repair works included in long-term repair plans, specifying repair cycles and cost standards | Flexible stone can be included as an alternative material solution for exterior wall repair in long-term repair plans |
4. Australia
Policy/Regulation | Core Content | Key Requirements | Flexible Stone Adaptation Points |
NCC 2025 (National Construction Code) | Introduces new combustible cladding verification methods in 2025 edition | Restricts use of combustible materials on high-risk building facades; Victoria maintains ban on performance solutions for combustible cladding use | Flexible stone meets Class A non-combustible standard, passing NCC verification method compliance review |
Cladding Safety Victoria | Victoria’s combustible cladding safety program | Entered Phase 2 by end of 2025, focusing on combustible cladding audits for buildings 5 stories and below | Lightweight and Class A fire features make flexible stone a compliant alternative for combustible cladding replacement |
NSW Product Use Ban | New South Wales product use ban on specific aluminum composite panels | Aluminum composite panels with polyethylene core content exceeding 30% banned in specific building types | Flexible stone contains no combustible polymer core, not subject to such bans |
5. Southeast Asia and the Middle East
Policy/Regulation | Core Content | Key Requirements | Flexible Stone Adaptation Points |
Singapore SCDF Fire Code | Exterior cladding must meet Class ‘0’ surface fire requirements | Cladding within 1m of boundary must meet Class ‘0’ standard | Class A fire rating of flexible stone meets Singapore Class ‘0’ requirements |
Thailand Building Control Act | Exterior decoration materials must have flame spread index ≤75, smoke spread index ≤450 | Light reflectance of exterior materials ≤30% | Fire performance and surface treatment of flexible stone meet Thai regulatory requirements |
Vietnam Fire Code | Exterior wall structures must meet nominal fire resistance rating | Exterior wall structures with steel frames and non-combustible material cladding must meet EI 240 and other fire resistance ratings | Non-combustible performance of flexible stone adapts to Vietnam’s high-rise exterior wall fire protection requirements |
Saudi SASO Building Materials Code | Technical regulations for building materials issued by Saudi Standards, Metrology and Quality Organization | Covers product standards and certification requirements for insulation materials and building cladding materials, including SASO GSO EN 14782, SASO 2752, etc. | CE certification and fire test reports of flexible stone can serve as technical basis for SASO certification |
Saudi SBC Building Code | Saudi building code specifies performance requirements for exterior cladding | Exterior walls must be provided with weather-resistant external cladding; materials must be UV-resistant, high-temperature resistant, salt-spray resistant and sandstorm resistant | Weather resistance (2000-hour artificial aging test) and salt spray resistance of flexible stone adapt to extreme climates in the Middle East |
UAE Estidama | Abu Dhabi green building rating system | Low-carbon, recyclable materials become priority in large-scale bidding | Flexible stone production energy consumption about 0.2 kWh/m², zero-carbon facing materials reduce carbon by 95.4% compared with ceramics, meeting LEED and Estidama scoring requirements for materials and resources |
6. International General Standards and Organizations
Standard/Organization | Core Content | Flexible Stone Adaptation Points |
ISO 13785-1 | Standard for fire performance assessment of facade systems | Flexible stone can pass fire performance assessment under this standard |
BS 8414-1 | Test method for fire performance of external cladding systems | British standard, applicable for fire testing of non-loadbearing external wall systems |
ISO 9705 | Room corner fire test for wall and ceiling lining products | Flexible stone can pass fire testing under this standard |
ASTM C270 | Standard specification for mortar for unit masonry | Flexible stone bonding system can select adhesives with reference to this standard |
ASTM C920 | Standard specification for elastomeric joint sealants | Sealants for flexible stone node treatment can be selected with reference to this standard |
Appendix II List of International Certifications and Testing Standards for Flexible Stone
1. Fire Protection Certifications
Certification/Standard | Issuing Body | Grade/Requirement | Flexible Stone Certification Status | Applicable Market |
EN 13501-1 | European Committee for Standardization (CEN) | Seven grades from A1 to F | Passed CE certification and EN 13501-1 fire classification, reaching Class A or A2, some products Class A1 | EU, UK |
CE Certification | European Commission | Construction Products Regulation (CPR) | Obtained CE safety certification | EU |
ASTM E84 | American Society for Testing and Materials | Class A: flame spread ≤25, smoke developed ≤450 | Passed ASTM E84 Class A fire test | USA, Canada |
NFPA 285 | National Fire Protection Association (US) | Fire performance test for exterior wall assemblies | Flexible stone system passes NFPA 285 testing | USA (buildings over 12.2m) |
GB 8624-2012 | Standardization Administration of China | Seven grades from A1 to F | Fire rating reaches Class A2, some products Class A1 | China |
China Class A Fire Certification | China Fire Protection Products Conformity Assessment Center | Class A non-combustible materials | Obtained China Class A fire certification | China |
2. Environmental and Health Certifications
Certification/Standard | Issuing Body | Core Requirements | Flexible Stone Certification Status | Applicable Market |
GREENGUARD | UL Environment | TVOC emission rate ≤500 µg/m³ | Passed GREENGUARD certification | Global (especially North America) |
GREENGUARD Gold | UL Environment | TVOC ≤220 µg/m³, additional limits on 360 VOCs, meeting CDPH 01350 standard | Eligible for Gold level certification | Global (sensitive environments such as schools and hospitals) |
Singapore Green Label | Singapore Environment Council | Green product certification | Obtained Singapore Green Label certification | Singapore, Southeast Asia |
China Green Product Certification | State Administration for Market Regulation of China | Full life cycle environmental friendliness | Products obtained China Green Product Certification in 2025 | China |
RoHS | EU | Restricts use of hazardous substances | Passed RoHS certification | EU |
IEC 62321 | International Electrotechnical Commission | Testing of hazardous substances in electrical and electronic products | Passed IEC 62321 certification | Global |
3. Quality and Management System Certifications
Certification/Standard | Issuing Body | Core Requirements | Flexible Stone Certification Status | Applicable Market |
ISO 9001 | International Organization for Standardization | Quality management system | Passed ISO 9001 Quality Management System certification | Global |
ISO 14001 | International Organization for Standardization | Environmental management system | Passed ISO 14001 Environmental Management System certification | Global |
ISO 45001 | International Organization for Standardization | Occupational health and safety management system | Some enterprises have passed ISO 45001 certification | Global |
SGS Test Report | SGS Group | Third-party testing certification | Obtained SGS test report | Global |
US Patent | United States Patent and Trademark Office | Intellectual property protection | Obtained US patents | USA |
EU Patent | European Patent Office | Intellectual property protection | Obtained EU patents | EU |
4. Regional Market Access Certifications
Certification/Standard | Country/Region | Core Requirements | Flexible Stone Certification Status |
KC Certification | South Korea | Product safety certification | Obtained KC certification |
MIC Certification | Malaysia | Building product certification | Obtained MIC certification |
SASO Certification | Saudi Arabia | Technical regulations for building materials | Can be applied based on CE and fire test reports |
Estidama Pearl Rating | Abu Dhabi, UAE | Green building rating system | Low-carbon characteristics of flexible stone can be used as basis for LEED and Estidama scoring |
JIS Certification | Japan | Japanese Industrial Standards | Eligible to apply for JIS certification |
Non-combustible Material Certification | Japan | Building Standard Law non-combustible material certification | Can be applied based on fire test reports |
5. Product Performance Testing Standards
Test Item | Test Standard | Flexible Stone Test Result |
Artificial climate aging | GB/T 1865, ISO 16474 | No cracks or chalking after 2000 hours of artificial climate aging and radiation exposure |
Freeze-thaw cycling | GB/T 2542, ASTM C67 | No cracks, peeling or discoloration after 100 repeated freeze-thaw cycles from -30°C to above 10°C |
Tensile strength | GB/T 528, ISO 37 | Tensile strength up to 4.8 MPa |
Elongation at break | GB/T 528, ISO 37 | Elongation at break up to 83.2%, can bend around a 200mm diameter rod for one full circle without cracking |
Water absorption | GB/T 5486, ASTM C373 | About 2% |
Water vapor transmission rate | GB/T 17146, ISO 12572 | 0.95 g/(m²·h) |
Radionuclide limits | GB 6566 | Meets Class A decoration material requirements |
Heavy metal content | GB 18582, EN 71-3 | Meets environmental protection standards |
VOC emission | GB 18582, ASTM D5116 | Passed GREENGUARD certification, meeting strict VOC limit standards |
Acid resistance | GB/T 9274 | Good strong acid resistance |
Alkali resistance | GB/T 9274 | Good strong alkali resistance |
Salt spray resistance | GB/T 1771, ASTM B117 | Suitable for coastal buildings, excellent salt spray resistance |
Surface burning characteristics | ASTM E84, UL 723 | Flame spread index ≤25, smoke developed index ≤450 (Class A) |
Combustion performance grading | GB 8624-2012 | Class A2 (some products Class A1) |
Bending performance | JG/T 311 | Can bend around a 200mm diameter rod for one full circle without cracking |
6. Construction and Acceptance Related Standards
Standard/Specification | Core Content | Scope of Application |
JG/T 311 Flexible Stone for Building Decoration | Product classification, technical requirements, test methods, inspection rules for flexible stone | China |
T/ACCEM Modified Clay Material (MCM) Composite Building Facing Sheets (Flexible Stone) | Terms and definitions, classification and marking, requirements, test methods, inspection rules, marking, packaging, transportation, storage | China |
T/CAIEC 064-2025 Technical Specification for Exterior Facade Renovation of Old Residential Communities | Inspection and assessment, materials, design, construction, cost, etc. for exterior facade renovation of old residential communities | China |
JGJ 376-2015 Standard for Repair of Exterior Wall External Insulation Systems of Buildings | Materials, design, construction and acceptance of repair technology for exterior wall external insulation thin plaster systems | China |
BS 7913 | Guide to the conservation of historic buildings, requiring all interventions to be reversible | UK, Europe |
ASTM C270 | Standard specification for mortar for unit masonry | North America |
ASTM C920 | Standard specification for elastomeric joint sealants | North America |
7. Carbon Footprint and Sustainability Certifications
Certification/Standard | Core Content | Flexible Stone Related Data |
ISO 14025 (EPD Environmental Product Declaration) | Life cycle environmental impact statement for products | Eligible to apply for EPD certification |
ISO 14067 (Product Carbon Footprint) | Quantification and communication of product carbon footprint | Life cycle carbon emission of 0.66 kg CO₂e per kilogram of product |
Zero-carbon Facing Material Certification | Carbon neutral product certification | Zero-carbon facing materials reduce carbon by 95.4% compared with ceramics |
Solid waste utilization rate | Comprehensive utilization of industrial solid waste | Ecological flexible stone solid waste utilization rate up to 70% |
Production energy consumption | Comprehensive energy consumption per unit of product | About 0.2 kWh per square meter, only 25.6% of international standards |