China Wholesale Stone Composite Decking Manufacturer & Factory

Next-Generation Engineered Flooring & WPC Solutions: High-Fidelity Outdoor and Indoor Architectural Decking, Cladding & UV Slabs Engineered for Lifetime Performance.

The Evolution of High-Performance Stone Composite Decking

For decades, traditional wood-plastic composites (WPC) served as the primary alternative to natural lumber. However, severe climate variations, moisture absorption, and thermal deformation forced a paradigm shift. Today, global commercial enterprises demand building materials that not only resist decay but also offer supreme structural stability under load.

Stone Plastic Composite (SPC) Decking stands at the forefront of this industrial revolution. By combining high-grade calcium carbonate (limestone) with synthetic polymers and binding agents, manufacturers produce boards with a density that far surpasses standard polyethylene-based composites. This stone core provides unmatched stability, ensuring negligible contraction and expansion even in regions with massive temperature swings.

As a leading Chinese industrial group, Shandong Xiangying has optimized the integration of stone composite technology with state-of-the-art co-extrusion shielding. Our decking resists moisture infiltration, high UV loads, and structural creep, rendering it the ultimate choice for large-scale municipal, hospitality, and residential architecture worldwide.

Shandong Xiangying Production Facility Advanced Extrusion Lines

100k㎡+

Standardized Factory Area

100+

Advanced Production Lines

300k m³

Annual Production Capacity

60+

Exporting Countries & Regions

Shandong Xiangying: A Global Force in Composite Materials

Established in 2014, Shandong Xiangying New Materials Technology Co., Ltd. has dedicated over a decade to the advanced engineering, manufacturing, and supply of eco-friendly architectural panels.

Based in Shandong province, the heartland of China's chemical and composite manufacturing sector, our operations have expanded to span a massive 100,000 square meter facility. Equipped with more than 100 dual-screw co-extrusion production lines, we have successfully developed and commercialized over 100 distinct profiles for indoor and outdoor environments.

Our core mission revolves around technological integration and raw material stewardship. By operating at scale, we significantly reduce overheads, sourcing premium raw components directly from domestic petrochemical and mineral conglomerates. We guarantee consistent mechanical properties and zero-defect output for all global B2B procurement partners.

"By merging rigorous lab testing with advanced continuous-extrusion processes, we ensure every shipment meets strict international structural and environmental standards."

Xiangying Factory Workshop Floor
Xiangying Logistics Center Xiangying Storage Facility

China's Industrial & Supply Chain Advantage

Why sourcing your stone composite decking from Shandong Xiangying delivers unbeatable cost-to-performance ratios and superior supply security.

Unrivaled Raw Material Integration

Shandong province houses some of the world's largest processing centers for natural calcium carbonate and polymer compounds. By sourcing locally, we eliminate domestic transit markups and verify raw ingredient purity at the point of origin. This allows us to offer bulk pricing that trading agencies cannot match.

Advanced Extrusion Engineering

Our facility operates ultra-precise parallel and conical twin-screw extruders. The precise thermal regulation during the extrusion process ensures that the stone-to-plastic ratio is perfectly homogenized. This prevents structural brittle spots, reduces shrinkage rates to under 0.1%, and ensures optimal density.

Uninterrupted High-Volume Capacity

With 100+ active extrusion lines running 24/7 and an annual output capacity of over 300,000 cubic meters, we are uniquely equipped to handle bulk commercial orders. From major real estate projects to global retail supply agreements, we maintain lead times that minimize project delays.

Technical Specification & Compliance Standards

A breakdown of the chemical, structural, and fire-resistant parameters verifying our stone composite materials for global building certification.

Performance Metric Test Standard / Reference Shandong Xiangying Rating Practical Advantage
Fire Classification EN 13501-1 / ASTM E84 B1-S1 Level (Self-Extinguishing) Prevents flame spread; ideal for public municipal layouts.
Formaldehyde Emission EN 717-1 / ISO 16000 E0 Standard (≤0.05 mg/m³) Completely safe for indoor spaces; zero harmful off-gassing.
Density ASTM D792 1.35 - 1.45 g/cm³ Excellent load capacity; resists mechanical impact.
Moisture Absorption ASTM D1037 ≤0.4% after 24h submersion No swelling, warping, or fungal decay in poolside areas.
Slip Resistance DIN 51130 / BS 7976-2 R11 / Low Slip Potential Safe for wet areas, public walkways, and commercial piers.
Linear Thermal Expansion ISO 11359-2 < 30 x 10^-6 / K Boards remain flush, preventing buckling in hot climates.

Diverse Product Portfolio: Indoor & Outdoor Solutions

From core structural wood-plastic decking to high-fidelity UV marble slabs, we manufacture tailor-made profiles for every surface.

Outdoor WPC Series

Engineered Cladding & Decking

Specifically designed for exterior areas subject to extreme sun, wind, and rain exposure.

  • Wire Drawing Finishing
  • Knurling & Deep Wood Grain Relief
  • Shielded Co-Extrusion Tech
  • Flow Pattern Co-Extrusion

Indoor WPC Series

Wall Panels & Liners

Modern interior wall solutions designed for rapid installation and acoustic dampening.

  • Solid Color Profiles
  • High-Fidelity Wood Grain
  • Realistic Stone Patterns
  • Sophisticated Woven & Leather Textures

UV Marble Sheet Series

Lightweight Stone Alternative

3D printed lightweight slabs featuring high scratch resistance and rapid processing.

  • High-gloss Marble Textures
  • Gilded Gold Accents
  • Custom 3D Printing
  • Acid and Alkali Resistance

Bamboo Charcoal Veneer

Eco-Friendly Innovation

Highly malleable interior panels utilizing carbonized bamboo to inhibit mold growth.

  • Excellent Corrosion Resistance
  • Zero Formaldehyde Off-gassing
  • Sleek Metallic & Mirror Finishes
  • High Tenacity and Malleability

Certified Global Grade

Quality control is integrated into every phase of our manufacturing process. We maintain strict compliance standards to ensure easy clearance and approval across all major import markets.

Our raw composite blends are tested under extreme physical stress to calculate their breaking strength, thermal deflection, and elasticity. Furthermore, we invite third-party testing firms (SGS, Intertek) to conduct random audits of our manufacturing processes, guaranteeing that what you receive matches our lab data.

  • ISO 9001:2015 Quality Management Systems
  • ISO 14001:2015 Environmental Management
  • CE Marking for European Construction Products
  • ASTM Compliance for North American Building Codes
Product Certificate 1 Product Certificate 2 Product Certificate 3 Product Certificate 4

Global Project Suitability & Localization Support

How our engineering supports B2B projects, from customized color matching to weather-resistant profile calibration.

Swimming Pool and Terrace Application

Poolside & Wet Marine Decks

Our stone composite decking is highly resistant to chlorine and saline water. Free from moisture-induced rot, it remains slip-resistant and splinter-free, ensuring safety under bare feet.

Commercial Plaza Decking

High-Traffic Municipal Plazas

The dense stone-plastic core provides superior compressive strength. It withstands heavy foot traffic, maintenance vehicles, and heavy furniture without denting or cracking.

Villas & Residential Cladding

Residential Exterior Cladding

Combines realistic natural wood textures with the structural resilience of modern synthetics, vastly boosting property values while requiring zero periodic painting or sealing.

Hotel Interior Feature Wall

Hotel Interior Cladding

Utilizing our E0 formaldehyde-free UV marble and bamboo veneer panels to achieve upscale aesthetics with minimal installation time and total safety compliance.

Commercial Retail Fit-Outs

Commercial Retail Fit-Outs

Quick-fit interlocks allow commercial designers to construct sophisticated feature walls, column wraps, and display areas in a fraction of the time needed for traditional masonry.

Municipal Parks & Public Boardwalks

Municipal Parks & Boardwalks

Engineered for extreme UV exposure and temperature fluctuations. Our high-density decking ensures a uniform, secure walking surface for years with minimal maintenance.

B2B Supply Chain & Risk Management

Sourcing large volumes of building materials internationally requires transparency, reliable timelines, and strict adherence to specifications. Shandong Xiangying has optimized our processes to support global procurement agents.

1. Bespoke Customization & Tooling

We operate an in-house tooling workshop, enabling us to design and cut customized extrusion molds for specific architectural profiles in under 15 days.

2. Rigorous Packaging & Container Safety

All items are secured with high-strength composite straps, moisture-resistant shrink wraps, and heavy-duty wooden pallets, minimizing transit damage during maritime shipping.

3. Direct Port Logistics

Located near Qingdao Port, we leverage fast rail and truck connections to secure competitive shipping rates and expedited customs processing.

Custom OEM/ODM Engineering

Looking for a specific profile, custom length, or unique color formulation? Our laboratory and tooling team are ready to engineer boards tailored to your project's exact requirements.

Request Technical Samples

Expert FAQ: Stone Composite & WPC Decking Procurement

Get professional answers regarding material composition, performance parameters, and bulk sourcing procedures from our engineering team.

What is the difference between standard WPC and Stone Composite Decking?
Standard WPC relies on a mixture of wood dust and polyethylene (PE), which can absorb moisture and deform in extreme heat. Stone Composite Decking replaces a portion of the organic fibers with high-density calcium carbonate (limestone). This results in a much harder, more rigid board with a moisture absorption rate below 0.4%, while drastically reducing thermal contraction and expansion.
How does Shandong Xiangying guarantee quality consistency across large orders?
We use automated batch-mixing systems to ensure precise ratios of calcium carbonate, PVC/PE, and stabilizers in every run. Every production shift undergoes regular flexural, density, and dimensional stability checks in our laboratory. We also provide full traceability reports for raw material inputs.
Does your composite decking meet building safety regulations for fire and emissions?
Yes. Our panels meet the European B1 fire safety classification (EN 13501-1), which means they are flame-retardant and self-extinguishing. For indoor panels, we meet the strict E0 environmental standard (formaldehyde emission ≤0.05 mg/m³), ensuring complete safety for residential, retail, and healthcare projects.
What is the typical lifespan and maintenance schedule for co-extruded decking?
Our co-extruded decking profiles are designed for a 15 to 25-year service life depending on the environment. Unlike natural timber, they require no annual sanding, painting, or oiling. Maintenance is simple: wash with soap and water to remove surface dirt.
What are your standard shipping terms, payment options, and lead times?
We offer FOB, CIF, and CFR shipping terms, with Qingdao being our primary port of export. Payment is typically structured via T/T or L/C. Standard lead times range from 15 to 25 days depending on the volume and customization needs.