Custom FRP & SMC Solutions
Professional Manufacturer Since 1999. Precision customization for any specification.
SMC Molding
OEM/ODM Support. Custom parts produced by your drawings or samples.
FRP
Structural Profiles. High-strength standard and custom pultruded shapes.
SMC Sheet
Raw Materials. High-performance compounds for diverse industrial molding.
FRP PROFILES
Fiberglass rectangular tube
Henan Donghai Composite Materials Co., Ltd., established in 1999, is a professional manufacturer specializing in FRP (Fiber Reinforced Plastic) composite materials. With mature production processes and a well-established quality management system, we are committed to providing reliable and high-performance composite solutions to customers worldwide.
Our company is certified to ISO 9001, ISO 14001, ISO45001, and IATF 16949, ensuring compliance with international standards in quality, environmental management, and occupational safety.
Driven by continuous innovation, we hold 4 invention patents and over 100 utility model patents, and maintain long-term cooperation with research institutions to enhance product performance and application capabilities.We focus on three core product categories:
- FRP Pultruded Profiles: Standard and customized profiles widely used in structural and industrial applications
- SMC Molded Products (OEM / ODM Available): Custom composite components based on drawings or samples
- SMC Compound (Sheet Molding Compound): High-performance raw material for molding applications
With a complete testing system and stable production process, we ensure consistent quality and reliable delivery while offering flexible customization services.
We aim to be your trusted global partner in composite materials.
WHY CHOoSE Dong Hai
We don’t just supply products — we deliver reliable, long-term partnership value.
✅ 27 Years of Industry Experience
Since 1999, we have specialized in FRP composite manufacturing, with extensive expertise in pultrusion and SMC molding.👉 Reduce development risks and improve project efficiency
✅ Strong OEM / ODM Capability
We support full customization from drawings or samples, including material selection, structural optimization, and mass production.👉 Shorten development cycle and enhance competitiveness
✅ Strict Quality Control with International Standards
Certified to ISO 9001, ISO 14001, OHSAS 18001, and IATF 16949, with complete in-house testing systems. 👉 Ensure consistent quality and reduce after-sales risks
✅ Stable Production Capacity & Reliable Lead Time
Our mature production system supports medium to large volume orders with clear lead time management. 👉 Keep your projects on schedule
✅ One-Stop Composite Solutions
From SMC raw materials to finished FRP products, we provide integrated supply solutions. 👉 Simplify your sourcing and reduce supplier complexity
✅ Long-Term Partnership Focus
We prioritize long-term cooperation over one-time transactions. 👉 Build a stable and reliable supply chain
Certifications & Quality Standards
Certified Quality You Can Trust
Ready to Upgrade Your Industrial Processing Line?
Tell us your application requirements and our engineering team will get back to you within 24 hours — complete with product recommendations, full technical specifications, and a competitive factory-direct quote.