Top 10 FRP Pultrusion Manufacturers in China (2026) — Profiles, Rebar, Grating & Structural Shapes

Last Updated: October 17, 2026 · By HOTECH Engineering Team · 12 min read

The global FRP (Fiber Reinforced Polymer) pultrusion market reached USD 3.8 billion in 2025 and is projected to grow at 7.2% CAGR through 2030, driven by infrastructure renewal, corrosion-resistant construction, and lightweight vehicle programs. China accounts for over 70% of global pultruded FRP production, with major manufacturing clusters in Hebei (Hengshui, Qinhuangdao), Jiangsu (Nanjing, Changzhou), Zhejiang (Jiaxing, Taizhou), and Guangdong.

But pultrusion is not a commodity — a fiberglass I-beam rated at 250 MPa flexural strength per ASTM D790 performs entirely differently from one at 150 MPa. Fiber content (typically 60–75 vol% for structural profiles), resin system (polyester vs. vinyl ester vs. epoxy), die design precision, and post-cure protocol all determine whether a profile can handle the 20-year service life your project demands.

This guide ranks the 10 best FRP pultrusion manufacturers in China for 2026, evaluated on product range, production capacity, certifications, technical capability, and export track record.

Related reading: Top 10 FRP Composite Panel Manufacturers in China →  |  FRP Composite Manufacturer China: OEM Supplier Guide →

Quick Comparison Table — Top 10 FRP Pultrusion Manufacturers

Before diving into individual profiles, here is a side-by-side overview of all ten manufacturers:

Data compiled from company websites, Made-in-China.com profiles, trade databases, and industry directories as of October 2026. Capacities reflect total pultruded FRP output including all product categories.

1. Strongwell Corporation

Headquarters: Bristol, Virginia, USA (with China JV operations)
Founded: 1956
Pultrusion lines: 60+ globally
Annual capacity: 20,000+ tons
Website: strongwell.com

Strongwell is the world's largest pultruder and has been the industry benchmark since pioneering commercial pultrusion in the 1950s. Their EXTREN® structural shapes system offers over 100 standard profiles (I-beams, wide-flange, channels, angles, tubes, solid rods) with published design values per ASTM D7290 and the Pre-Standard for LRFD. DURADEK® molded grating and DURAGRID® pultruded grating cover industrial flooring, while DURASHIELD® panels address building enclosure applications.

While Strongwell is a US company, their China joint venture operations supply the Asia-Pacific market with profiles manufactured to the same engineering specifications. Flexural strength of their standard vinyl ester profiles reaches 207–310 MPa (lengthwise, ASTM D790), with elastic modulus of 17–21 GPa. Their published design manual (over 400 pages) remains the industry reference for FRP structural engineering.

Best for: Large infrastructure projects requiring engineered FRP structural systems with published LRFD design values; buyers needing NSF/ANSI 61 certified profiles for water and wastewater applications.

2. HOTECH — Zhejiang Haozhuo New Materials Technology Co., Ltd.

Headquarters: Tongxiang, Jiaxing, Zhejiang, China
Founded: 2017
Employees: 100+
Factory area: 50,000+ sqm (plus Malaysia assembly partner, Joinpro Sdn Bhd, Kulai, Johor)
Website: hotechcomposites.com

HOTECH is the only Chinese FRP manufacturer that vertically integrates pultrusion capability with PP honeycomb core production, CFRT continuous fiber lamination, MPP micro-foamed insulation panels, and complete CKD vehicle body assembly under a single operation. While most pultruders sell profiles by the meter, HOTECH delivers complete composite solutions — from a structural I-beam to a fully insulated 40-foot reefer body.

Why HOTECH Ranks #2 for FRP Pultrusion

• Vertical integration beyond pultrusion — HOTECH manufactures pultruded profiles, PP honeycomb sandwich panels, CFRT continuous fiber reinforced thermoplastic panels, and FRP sandwich panels in-house. This means buyers who need both structural FRP profiles and composite panels can single-source from one factory.
• Custom profile design — In-house die design and CNC machining allow HOTECH to produce custom cross-section profiles beyond standard I/C/L/T shapes. Typical turnaround for a new die: 15–25 days. Profile tolerances: ±0.2 mm on wall thickness, ±0.5 mm on overall dimensions.
• 31 patents covering core forming, CFRT reinforcement, MPP micro-foaming, and CKD body structure — the highest patent count among Chinese composite manufacturers on this list.
• Malaysia assembly partner — Joinpro Sdn Bhd (Kulai, Johor) handles complete vehicle and product assembly, providing delivery from component supply through final assembly — ideal for ASEAN buyers avoiding China import duties.
• CKD truck body integration — Pultruded FRP profiles serve as structural framing for dry freight bodies and refrigerated bodies, with PP honeycomb or MPP insulation panels as wall/floor/roof elements.

Typical pultruded profile specs: Glass fiber content 60–70 vol%, flexural strength 200–280 MPa (ASTM D790), tensile strength 250–400 MPa (ASTM D638), compressive strength 200–280 MPa, elastic modulus 17–25 GPa, Barcol hardness 45–55, service temperature −40°C to +150°C.

Best for: Buyers who need pultruded FRP profiles integrated with composite panel systems for vehicle bodies, cold-chain enclosures, or modular construction; projects requiring both structural framing and insulated wall/roof panels from a single supplier.

Explore HOTECH products →  |  Request a quote →

3. Nanjing Fenghui Composite Materials (Creative Pultrusions China)

Headquarters: Nanjing, Jiangsu, China
Founded: 2003
Pultrusion lines: 30+
Annual capacity: 10,000+ tons
Website: fenghui-frp.com

Nanjing Fenghui is the China manufacturing base affiliated with Creative Pultrusions (now part of the Hill & Smith Infrastructure group after the 2020 acquisition). This gives Fenghui a unique advantage: access to Western engineering standards and quality systems while operating at Chinese cost structures. Their profile library includes over 500 standard cross-sections, from 25 mm angles to 600 mm wide-flange beams.

Fenghui's specialty lies in infrastructure-grade profiles: bridge deck panels (ASTM D7290-compliant), pedestrian bridge systems, utility pole crossarms, and cable tray systems. Their profiles are produced with vinyl ester resin for chemical environments and fire-retardant polyester resin for building applications, with flexural strength of 220–310 MPa (lengthwise) and transverse flexural strength of 70–110 MPa. They maintain full traceability from raw material batch to finished profile, with tensile coupon testing per ASTM D638 on every production run.

Best for: Infrastructure projects (bridges, utility structures, cable management) requiring Western-standard quality documentation; OEM buyers needing large volumes of standard structural profiles at competitive China pricing.

4. Hengshui Jiubo Composites Co., Ltd.

Headquarters: Hengshui, Hebei, China
Founded: 2005
Pultrusion lines: 40+
Factory area: 60,000+ sqm
Annual capacity: 15,000+ tons
Website: jiubofrp.com

Hengshui is the heartland of China's FRP pultrusion industry, and Jiubo is one of its largest producers. With 40+ pultrusion lines and a dedicated GRP grating production facility, Jiubo delivers the full spectrum of pultruded products: structural profiles (I-beams to 300 mm, channels, angles, tubes from 10–200 mm diameter), FRP rebar (GFRP, 6–32 mm diameter), molded and pultruded GRP grating, cable trays, and custom profiles.

Their GFRP rebar line is particularly noteworthy — produced with vinyl ester resin and E-glass roving at 75 vol% fiber content, achieving tensile strength of 800–1,100 MPa (3–4 times that of steel rebar) at just 25% of the weight. The rebar meets ACI 440.6M and CSA S807-19 standards, making it suitable for bridge decks, marine structures, MRI rooms (non-magnetic), and any application where steel corrosion is a concern. Typical FOB price: USD 1.20–2.50 per meter for 10 mm diameter, depending on resin type and order volume.

Best for: Large-volume GRP grating and FRP rebar projects; buyers in the Middle East and Africa who need corrosion-resistant reinforcement for concrete structures; projects requiring both structural profiles and grating from a single Hebei-based source.

5. Enduro Composites (Shandong Operations)

Headquarters: Houston, Texas, USA (China factory in Jinan, Shandong)
Founded: 1954 (US) / ~2010 (China operations)
Pultrusion lines: 20+ in China
Annual capacity: 8,000+ tons (China)
Website: endurocomposites.com

Enduro is a US-headquartered composites manufacturer with over 70 years of FRP production history, serving the oil & gas, water/wastewater, power generation, and chemical processing industries. Their China operations in Shandong province produce pultruded structural shapes, GRP grating, FRP pipe and duct, and cooling tower components to the same specifications as their US facilities.

Enduro's competitive advantage is deep application engineering in corrosive industrial environments. Their vinyl ester pultruded profiles withstand pH 1–14 chemical exposure, with flexural strength of 240–310 MPa and heat deflection temperature (HDT) up to 150°C for their high-temperature resin systems. They hold FM Approval for their fire-retardant grating products, which is critical for oil & gas platform specifications.

Best for: Oil & gas, petrochemical, and power plant buyers needing FM-Approved FRP grating and corrosion-resistant profiles; projects requiring US-headquartered manufacturer accountability with China manufacturing pricing.

6. Liberty Pultrusions (Hebei)

Headquarters: Shijiazhuang, Hebei, China
Founded: 2008
Pultrusion lines: 25+
Annual capacity: 8,000+ tons
Website: libertypultrusions.com

Liberty Pultrusions has built its reputation specifically on GFRP rebar (fiberglass rebar) for concrete reinforcement, alongside standard structural profiles. Their rebar production line is one of the most automated in China, with continuous surface deformation (ribbed or sand-coated) applied in-line during pultrusion, eliminating secondary processing steps. Rebar diameters range from 6 mm to 40 mm, with guaranteed tensile strength of 900–1,200 MPa per ASTM D7957 and bond strength to concrete of 12–18 MPa per ACI 440.3R.

Beyond rebar, Liberty produces standard structural profiles (I-beams, channels, angles, square/round tubes) in both polyester and vinyl ester resin systems. Their profiles serve the construction, mining, tunneling, and marine sectors. Glass fiber content runs 65–75 vol% for structural profiles, with flexural modulus of 18–23 GPa. They maintain ACI 440, CSA S807, and ASTM D7957 compliance documentation for North American export.

Best for: Concrete reinforcement projects requiring ACI/CSA-certified GFRP rebar; infrastructure buyers needing large-diameter (25–40 mm) fiberglass rebar; tunnel and mining applications where non-conductive reinforcement is required.

7. Zhongfu Lianzhong Composites (CNBM Group)

Headquarters: Lianyungang, Jiangsu, China
Founded: 2001
Parent: China National Building Material Group (CNBM, state-owned)
Pultrusion lines: 50+ (dedicated pultrusion + filament winding)
Annual capacity: 30,000+ tons (including wind turbine components)
Website: zflz.com.cn

Zhongfu Lianzhong (also written as CNBM Lianzhong or ZF Lianzhong) is China's largest FRP composite manufacturer by total output, backed by the state-owned CNBM group. Their primary business is wind turbine blade manufacturing (they supply blades up to 100+ meters for major wind farms), but they also operate a significant pultrusion division producing spar caps, structural profiles, and reinforcement elements.

Their pultrusion technology is particularly advanced for unidirectional carbon fiber and glass fiber spar caps used in wind turbine blades, with line speeds exceeding 1.5 m/min and profile tolerances of ±0.15 mm. For buyers outside the wind energy sector, Zhongfu Lianzhong offers structural profiles for infrastructure applications, leveraging their massive fiber purchasing power (they consume over 50,000 tons of glass roving annually) to deliver competitive unit costs.

Best for: Large-scale wind energy component procurement; infrastructure projects that benefit from state-backed manufacturer reliability; buyers seeking extremely competitive fiber pricing through a high-volume producer.

8. Hengrun Group (Hebei Hengrun)

Headquarters: Hengshui, Hebei, China
Founded: 1998
Pultrusion lines: 35+
Factory area: 100,000+ sqm
Annual capacity: 12,000+ tons
Website: hengrungroup.com

Hengrun Group is one of the most diversified FRP manufacturers in the Hengshui composites cluster, producing GRP grating (molded and pultruded), FRP pipe and duct (filament winding, 300–4,000 mm diameter), pultruded structural profiles, cooling tower components and fills, and FRP storage tanks (up to 200 m³).

Their grating production is particularly strong, with both molded (38 mm and 50 mm standard depth, grid sizes from 19×19 mm to 50×50 mm) and pultruded (I-bar, T-bar, 25–75 mm depth) options. Molded grating uses bi-directional glass reinforcement for equal strength in both directions (flexural strength 120–170 MPa per ASTM D790), while pultruded grating achieves higher unidirectional strength (200–280 MPa) for longer span applications. Load capacities are calculated per NAAMM MBG 531-09 or EN 124 standards. Panel sizes up to 1,220 × 3,660 mm are standard, with custom cutting available.

Best for: Chemical plants and wastewater treatment facilities needing both FRP grating and FRP pipe from one supplier; cooling tower replacement projects; buyers who need multiple FRP product types (profiles + pipe + grating) consolidated into a single purchase order.

9. Qinhuangdao Shengze New Material Technology

Headquarters: Qinhuangdao, Hebei, China
Founded: 1993 (formerly Qinhuangdao HaoTian FRP Co.)
Pultrusion lines: 10+
Annual capacity: 8,000 tons
Equipment: Hydraulic presses 100–3,000 tons
Website: htszfrp.com

Shengze is the oldest pultrusion manufacturer on this list, with over 30 years of continuous production since 1993 under the original HaoTian brand. Their combination of 10 pultrusion lines, an SMC production line, and hydraulic presses ranging from 100 to 3,000 tons allows them to handle both continuous profiles and molded 3D components.

Their product portfolio spans pultruded profiles (I-beams, channels, angles, flat bars, round and square tubes), corrugated FRP roofing panels, FRP gratings, SMC pressed products, and hand-layup custom shapes. They export to South Asia, Central Asia, the Middle East, Europe, and the Americas. For industrial buyers needing FRP walkway grating (anti-slip surface, load-rated per NAAMM MBG 531), structural profiles for chemical plant handrails and cable trays, and corrugated roofing from a single source, Shengze provides decades of production reliability.

Best for: Industrial buyers needing a mix of pultruded profiles and SMC pressed components; chemical plant structural applications in corrosive environments; buyers who prioritize a 30+ year manufacturing track record over cutting-edge production speed.

10. Guangdong Oceanway Composites Co., Ltd.

Headquarters: Guangzhou, Guangdong, China
Founded: 2010
Pultrusion lines: 15+
Annual capacity: 6,000+ tons
Website: oceanwayfrp.com

Oceanway is the only southern China (Guangdong) pultrusion specialist on this list, providing logistics advantages for buyers shipping through Shenzhen, Guangzhou, or Hong Kong ports. While most Chinese pultruders cluster in Hebei and Jiangsu, Oceanway's Guangzhou location cuts 5–8 days off inland transport time for ASEAN, Australian, and South Pacific buyers.

Their product range focuses on GRP grating, FRP handrails and guardrail systems, FRP ladders and cages, and structural profiles for marine, offshore, and industrial platform applications. They offer complete platform solutions: grating + structural supports + handrails + kick plates + ladder systems, pre-engineered and pre-cut for bolt-together assembly. Grating panels meet AS 3996 (Australia) and BS EN 124 (Europe) load ratings. Their vinyl ester grating achieves corrosion resistance ratings per ASTM C581 with <2% weight loss after 12-month immersion in 10% HCl.

Best for: Australian, ASEAN, and South Pacific buyers who benefit from Guangdong port proximity; marine and offshore platform projects needing complete FRP access systems; buyers requiring Australian Standard (AS 3996) certified grating.

How to Evaluate an FRP Pultrusion Manufacturer: 6 Critical Factors

Not every pultruder on this list is right for every project. Use this framework to narrow your shortlist:

1. Profile complexity vs. volume — Standard I-beams and grating bars can come from any high-volume producer (#4 Jiubo, #8 Hengrun). Custom cross-sections with tight tolerances need die design capability (#2 HOTECH, #3 Fenghui). Wind turbine spar caps require specialized equipment (#7 Zhongfu Lianzhong).
2. Resin system match — Isophthalic polyester (most common, flexural strength 180–250 MPa, service temperature to 100°C) covers most structural and construction applications. Vinyl ester (flexural strength 220–310 MPa, pH 1–14 resistance) is needed for chemical plants, cooling towers, and marine structures. Epoxy (flexural strength 280–400 MPa, fatigue life 10× better) is warranted only for aerospace or high-cycle fatigue applications.
3. Testing and certification — At minimum, require ASTM D790 (flexural), D638 (tensile), D695 (compressive), and D2583 (Barcol hardness) test reports. For GFRP rebar, require ACI 440.6M or CSA S807 compliance. For grating, require load tables per NAAMM MBG 531 or EN 124. Ask for third-party lab reports (SGS, TÜV, Bureau Veritas), not just in-house test data.
4. Fiber content verification — Structural pultruded profiles should contain 60–75 vol% glass fiber (or carbon fiber for high-modulus applications). Below 55%, mechanical properties drop below design values. Request burn-off test results per ASTM D2584 or thermogravimetric analysis (TGA) to verify actual fiber content.
5. Die precision and line speed — High-quality pultrusion dies are made from H-13 tool steel with chrome plating, toleranced to ±0.05 mm internally. Ask how many dies the manufacturer holds (top producers have 200–500 active dies). Line speed matters for cost: 0.5–1.0 m/min for standard profiles, 0.3–0.5 m/min for complex or thick-walled shapes.
6. Downstream integration — Do you need raw profiles only, or cut-to-length, drilled, assembled systems? HOTECH (#2) integrates pultruded profiles into complete CKD truck bodies. Oceanway (#10) delivers pre-engineered platform systems. Most others sell profiles by the meter or ton.

For a deeper supplier evaluation framework, read our complete guide: How to Choose a Composite Panel Manufacturer in China →

Frequently Asked Questions

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HOTECH is the only Chinese manufacturer that vertically integrates FRP pultrusion + PP honeycomb core + CFRT thermoplastic panels + MPP insulation + CKD vehicle body assembly under one operation — with 31 patents, ISO 9001:2015, SGS testing, and a Malaysia assembly partner. Whether you need 500 kg of custom pultruded profiles for evaluation or a full production run of composite-framed reefer bodies, we deliver.