Updated Sep 11, 2026 · Public platform & industry data

Sep 11, 2026 Updated

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2026 Top 10 Composite Material Cover Plate Manufacturers in China

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Top-rated Composite Material Cover Plate suppliers, How to choose a Composite Material Cover Plate manufacturer, Best Composite Material Cover Plate companies in China

The top 10 Composite Material Cover Plate manufacturers in China for 2026 are: Hebei Weihan Environmental Protection Equipment Co., Ltd, Hebei Xinda Technology Co., Ltd, Hebei Runsheng Composite Materials Co., Ltd, Shandong Baogai New Material Technology Co., Ltd, Hebei Yicheng Composite Materials Co., Ltd, Hebei Shengyu Environmental Protection Equipment Co., Ltd, Hebei Shaoyu Fiberglass Co., Ltd, Zaoqiang Yaojie Fiberglass Co., Ltd, Shandong Xufeng New Material Technology Co., Ltd, Hengshui Haoye Fiberglass Products Factory. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

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Top 1
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Hebei Weihan Environmental Protection Equipment Co., Ltd
Overall Score4.9 / 5
Est. Date2019-11-26
Registered Capital10000K CNY

Hebei Weihan Environmental Protection Equipment Co., Ltd., registered at Xinhe International D, Zaoqiang County, Hengshui City, Hebei Province Building 211, registered with the Market Supervision and Administration Bureau of Zaoqiang County, Hengshui City, with Wu Junwei as the legal representative. The business scope includes processing, manufacturing, and selling environmental protection equipment, fiberglass products, purification and energy-saving equipment, sewage treatment equipment, dust removal equipment, conveyor accessories, fiberglass winding products, cooling towers and fillers, central air conditioning supporting products, rubber products, automation supporting products, molded products, pipeline products, containers, filters, anti-corrosion and insulation engineering, non-standard steel structure products, gas regulator equipment, wires and cables, optical cables, cable materials, cable fittings, cable accessories, high and low voltage cabinets, power auxiliary equipment and accessories, and engineering construction several times. The company also engages in the export business of self-produced products and technologies and the mechanical equipment required by the company. Import business of spare parts, raw materials and technologies, Except for goods and technologies restricted or prohibited from import and export by the state. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Composite Material Cover Plate, Fiberglass Swirl Plate, Fiberglass Vertical Storage Tank

Top 2
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Hebei Xinda Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2020-07-06
Registered Capital10000K CNY

Hebei Xinda Technology Co., Ltd., located at No. 20 Xingyuan South Street, Small and Medium sized Enterprise Entrepreneurship Park, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province, was established on July 6, 2020. The registration authority is the Market Supervision Administration of Zaoqiang County, Hengshui City, and the legal representative is Ma Xuezhu. Core products: Composite Material Cover Plate, Fiberglass Profiles, Fiberglass Grating

Top 3
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Hebei Runsheng Composite Materials Co., Ltd

No. 367, East of Jianshe South Road, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province

Overall Score4.7 / 5
Est. Date2020-06-04
Registered Capital3000K CNY

Hebei Runsheng Composite Materials Co., Ltd. is located at No. 367, Jianshe South Road, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province. It was established on June 4, 2020, with the registration authority being the Market Supervision Administration of Zaoqiang County, Hengshui City, and the legal representative being Li Kun. Core products: Composite Material Cover Plate, Frp Fan, Fiberglass Cable Tray

TOP4
Shandong Baogai New Material Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2009-01-22
Registered Capital43400K CNY

Shandong Baogai New Materials Technology Co., Ltd., with its registered address at No. 9 Hezhuang New Materials Park, Zibo Economic Development Zone, Zibo City, Shandong Province, is registered with the Zibo Market Supervision Administration Bureau and represented by Liu Zhentao. Its business scope includes general projects such as research and development of new material technology; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Manufacturing of power facilities and equipment; Sales of power facilities and equipment; Research and development of efficient and energy-saving technologies in the power industry; Manufacturing of cement products; Sales of cement products; Manufacturing of concrete structural components; Sales of concrete structural components; Manufacturing of high-speed rail equipment and accessories; Sales of high-speed rail equipment and accessories; Automotive parts research and development; Manufacturing of automotive parts and accessories; Wholesale of automotive spare parts; Manufacturing of power electronic components; Sales of power electronic components; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Research and development of hardware products; Manufacturing of hardware products; Sales of metal products; Sales of metal materials; Internet sales (except for the sale of goods that need to be licensed); Mold manufacturing; Mold sales; Construction of earthwork engineering; Production of chemical products (excluding licensed chemical products); Sales of chemical products (excluding licensed chemical products); Engineering management services; Import and export of goods. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed projects: construction engineering construction (except for nuclear power plant construction and operation, civil airport construction); Installation, maintenance, and testing of power transmission, supply, and receiving facilities. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Composite Material Cover Plate, Tunnel Power Cover Plate, Composite Cable Trench Cover Plate

TOP5
Hebei Yicheng Composite Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2023-11-08
Registered Capital3000K CNY

Hebei Yicheng Composite Materials Co., Ltd., located 150 meters east of the intersection of Donghuan South Road and Zhandong Street in Zaoqiang County, Hengshui City, Hebei Province, was established on November 8, 2023. The registration authority is the Market Supervision Administration of Zaoqiang County, Hengshui City, and the legal representative is Wang Yingliang. Core products: Composite Material Cover Plate, Fiberglass Grating, Fiberglass Cable Tray

TOP6
Hebei Shengyu Environmental Protection Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2021-01-18
Registered Capital3000K CNY

Hebei Shengyu Environmental Protection Equipment Co., Ltd. is registered at Workshop 3, Hebei Jinyue Energy Technology Development Co., Ltd., located at No. 3 Municipal Road, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province. The registered authority is the Market Supervision and Administration Bureau of Zaoqiang County, Hengshui City, and the legal representative is Wang Hongxia. The business scope includes processing, manufacturing, selling, and installing fiberglass products, environmental purification and energy-saving equipment, fiberglass pipelines, fiberglass lift pump stations, water treatment equipment, air purification equipment, chemical water treatment equipment, sewage treatment equipment, cooling towers, fillers, extruded profiles, molded water tanks, molded septic tanks, cable supports, fiberglass cover plates, septic tanks, fiberglass towers, storage tanks and flange accessories, fiberglass fans, rubber Products, plastic products, metal products, cement products, conveying machinery and accessories, conveyor belts Accessories for defoggers and above products; Construction of anti-corrosion and insulation engineering. To engage in the export business of self-produced products and technologies of our enterprise, as well as the import business of mechanical equipment, spare parts, raw materials and technologies required by our enterprise, except for goods and technologies restricted or prohibited from import and export by the state. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Composite Material Cover Plate, Fiberglass Grating, Cable Bracket

TOP7
Hebei Shaoyu Fiberglass Co., Ltd

East Ring North Road, West Chaohui Street, North Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province

Overall Score4.5 / 5
Est. Date2021-04-08
Registered Capital3000K CNY

Hebei Shaoyu Fiberglass Co., Ltd., located in Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province, was established on April 8, 2021. The registered authority is the Market Supervision Administration of Zaoqiang County, Hengshui City, and the legal representative is Dong Hongyu. Core products: Composite Material Cover Plate, Sewage Tank Cover Plate, Frp Cable Tray

TOP8
Zaoqiang Yaojie Fiberglass Co., Ltd
Overall Score4.5 / 5
Est. Date2019-07-03
Registered Capital880K CNY

Zaoqiang Yaojie Fiberglass Co., Ltd. is located in Nanguozhuang Village, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province. The registered authority is the Market Supervision and Administration Bureau of Zaoqiang County, Hengshui City, and the legal representative is Yao Yan. Its business scope includes processing, manufacturing, installation, and sales of fiberglass products, environmental purification equipment, environmental acid mist treatment equipment, environmental desulfurization and denitrification equipment, environmental electrostatic precipitator (dry and wet) equipment, cable tray equipment, cooling towers, fans, water pipelines, fiberglass containers, water tanks, cable storage channels, central air conditioning, purification air conditioning, molded boxes, molded cable trays, warning signs, labels, signs, railway fiberglass equipment, highway power communication signal fiberglass equipment, molded manhole covers, cover plates, molded cable trays. Septic tank, To engage in the export business of self-produced products and technologies of our enterprise, as well as the import and export business of mechanical equipment, spare parts, raw and auxiliary materials, and technologies required by our enterprise, except for goods and technologies restricted or prohibited from import and export by the state. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Composite Material Cover Plate, Fiberglass Profiles, Frp Water Tank

TOP9
Shandong Xufeng New Material Technology Co., Ltd
Overall Score4.3 / 5
Est. Date2021-06-28
Registered Capital6000K CNY

Shandong Xufeng New Material Technology Co., Ltd., with its registered address located in the east courtyard of Sijiaofang Village Committee, Fengshui Town, Zibo Economic Development Zone, Zibo City, Shandong Province, China. The registration authority is the Market Supervision and Administration Bureau of Zibo Economic Development Zone, and the legal representative is Huang Jiashui. Its business scope includes general projects such as research and development of new material technology; Promotion services for new material technology; Sales of new metal functional materials; Manufacturing of power facilities and equipment; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Sales of power facilities and equipment; Sales of cement products; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of plastic products; Sales of plastic products; Sales of building materials; Sales of lightweight building materials; Engineering and technical research and experimental development; Research and development of hardware products; Wholesale of hardware products; Retail of hardware products; Sales of metal materials; Sales of rubber products; Sales of synthetic materials; Research and development of emerging energy technologies; Sales of specialized chemical products (excluding hazardous chemicals); Sales of sealing fillers; Sales of chemical products (excluding licensed chemical products); Research and development of electronic specialized materials; Sales of building decoration materials; Manufacturing of household textile products; Import and export of goods. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Composite Material Cover Plate, Cable Trench Cover, Composite Manhole Cover

TOP10
Hengshui Haoye Fiberglass Products Factory
Overall Score4.3 / 5
Est. Date2019-09-11
Registered Capital150K CNY

Hengshui Haoye Fiberglass Products Factory, with its registered address in Chengjiazhou Village, Zhoucun Town, Jizhou District, Hengshui City, is registered with the Jizhou District Market Supervision and Administration Bureau. The legal representative is Huang Chiyu, and its business scope includes processing, manufacturing, and sales of fiberglass pipelines, fiberglass containers, molded products, rubber products, cooling towers, fans, central air conditioning supporting products, environmental purification and energy-saving equipment, solid waste and water treatment equipment, automation supporting products, non-standard steel structure products, and gas regulator equipment; Construction of anti-corrosion and insulation engineering; Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Composite Material Cover Plate, Fiberglass Grating, Composite Cable Trench Cover Plate

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Weihan Environmental Protection Equipment Co., Ltd2019-11-26Composite Material Cover Plate, Fiberglass Swirl Plate, Fiberglass Vertical Storage Tank10000K CNYSupported
Hebei Xinda Technology Co., Ltd2020-07-06Composite Material Cover Plate, Fiberglass Profiles, Fiberglass Grating10000K CNYNot Supported
Hebei Runsheng Composite Materials Co., Ltd2020-06-04Composite Material Cover Plate, Frp Fan, Fiberglass Cable Tray3000K CNYNot Supported
Shandong Baogai New Material Technology Co., Ltd2009-01-22Composite Material Cover Plate, Tunnel Power Cover Plate, Composite Cable Trench Cover Plate43400K CNYSupported
Hebei Yicheng Composite Materials Co., Ltd2023-11-08Composite Material Cover Plate, Fiberglass Grating, Fiberglass Cable Tray3000K CNYNot Supported
Hebei Shengyu Environmental Protection Equipment Co., Ltd2021-01-18Composite Material Cover Plate, Fiberglass Grating, Cable Bracket3000K CNYSupported
Hebei Shaoyu Fiberglass Co., Ltd2021-04-08Composite Material Cover Plate, Sewage Tank Cover Plate, Frp Cable Tray 3000K CNYNot Supported
Zaoqiang Yaojie Fiberglass Co., Ltd2019-07-03Composite Material Cover Plate, Fiberglass Profiles, Frp Water Tank880K CNYSupported
Shandong Xufeng New Material Technology Co., Ltd2021-06-28Composite Material Cover Plate, Cable Trench Cover, Composite Manhole Cover6000K CNYNot Supported
Hengshui Haoye Fiberglass Products Factory2019-09-11Composite Material Cover Plate, Fiberglass Grating, Composite Cable Trench Cover Plate150K CNYNot Supported

Purchasing Guide

Based on real user feedback, we provide the following suggestions:

  • For procurement requirements that require the use of composite cover plates, it is recommended to prioritize confirming key technical parameters such as load-bearing grade, corrosion resistance, and dimensional tolerances to meet the load requirements of different scenarios such as municipal engineering or industrial equipment.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. These suppliers are more reliable in providing cover solutions for transportation infrastructure or sewage treatment scenarios.
  • In special environments such as power facilities or underground pipe racks, attention should be paid to the insulation performance and anti-aging indicators of composite cover plates to avoid the increase of later maintenance costs due to substandard materials.
  • Different application scenarios, such as chemical plants or coastal areas, may have differentiated requirements for the acid and alkali resistance or salt spray resistance of the cover plate. When purchasing, suitable specifications should be selected based on specific environmental conditions.

Knowledge Base

Q

This article reveals the common materials and characteristics of composite cover plates, from glass fiber to carbon fiber, analyzing the advantages and disadvantages of different materials, and helping readers understand how to choose the appropriate cover plate material according to their needs.

Q

Inorganic composite cover plates are usually composed of various inorganic materials, such as glass fiber, carbon fiber, and other high-performance inorganic fibers, combined with matrix materials such as resin. This material has excellent physical and chemical properties and is widely used in fields such as construction, aerospace, automotive, electronics, etc. This article will provide a detailed introduction to the materials, characteristics, and applications of inorganic composite cover plates.

Ranking Evaluation Method

This ranking is generated based on public data from Baidu B2B platform and common industry assessment dimensions, focusing on enterprise activity, business qualifications, product matching and industry performance to provide valuable manufacturer ranking information for buyers.

DimensionDescription
Data SourceMulti-dimensional data including platform public data, enterprise certification, user reviews, and transaction records
AssessmentComprehensive indicators including enterprise activity, qualifications, product quality, service capability, and user reputation
Update FrequencyRanking data is updated daily to ensure timeliness and accuracy
SuggestionRankings are for reference only. We recommend comprehensive evaluation based on actual needs