Updated Oct 11, 2026 · Public platform & industry data

Oct 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: Zhongtian (Shandong) Electric Power Technology Co., Ltd, Hebei Wohan Environmental Protection Equipment Co., Ltd, Zibo Hengyue Road Facilities Maintenance Co., Ltd, Shandong Guoyu New Materials Co., Ltd, Hebei Wohui Environmental Protection Equipment Co., Ltd, Shandong Baogai New Material Technology Co., Ltd, Anping Jupeng Wire Mesh Products Co., Ltd, Hebei Dingxiang Fiberglass Co., Ltd, Hebei Yicheng Composite Materials Co., Ltd, Hebei Qiushuo Environmental Protection Equipment Co., Ltd. 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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Zhongtian (Shandong) Electric Power Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2022-01-06
Registered Capital50000K CNY

Zhongtian (Shandong) Electric Power Technology Co., Ltd., with its registered address located at the factory building in the south courtyard of Lushan Avenue and Zhangbian Road intersection, 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 Hu Zhiqiang. The business scope includes general projects: research and development of high-efficiency energy-saving technologies in the power industry; Sales of electronic specialized equipment; Residential water and electricity installation and maintenance services; Sales of mechanical and electrical equipment; Centralized fast charging station; Manufacturing of power facilities and equipment; Sales of intelligent power transmission and distribution and control equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of advanced power electronic devices; Information system operation and maintenance services; Research and development of motors and their control systems; Sales of electrical equipment; Research and development of distribution switch control equipment; Sales of instruments and meters; Sales of power facilities and equipment; Research and development of new material technology; Mechanical equipment research and development; Network technology services; Internet sales (except for the sale of goods that need to be licensed); Sales of chemical products (excluding licensed chemical products); Sales of sanitary ceramic products; Sales of building decoration materials; Sales of architectural ceramic products; Sales of sanitary ware; Mold sales; Mold manufacturing; Sales of specialized equipment for environmental protection; Sales of mechanical parts and components; Mechanical parts and component processing; Sales of building materials; Installation services for environmental sanitation public facilities; Municipal facility management; Manufacturing of specialized equipment for traffic safety and control; Sales of electrical signal equipment devices; Manufacturing of communication equipment; Manufacturing of synthetic materials (excluding hazardous chemicals); Sales of synthetic materials; Sales of building waterproofing membrane products; Manufacturing of high-performance fibers and composite materials; Sales of high-performance fibers and composite materials; Sales of glass fiber reinforced plastic products; Manufacturing of glass fiber reinforced plastic products; Sales of cement products; Sales of concrete structural components; Manufacturing of lightweight building materials; Sales of lightweight building materials; Sales of metal products; Manufacturing of high-speed rail equipment and accessories; Sales of high-speed rail equipment and accessories; Manufacturing of power electronic components; Sales of power electronic components; Research and development of hardware products; Manufacturing of hardware products; Wholesale of hardware products; Automotive parts research and development; Manufacturing of automotive parts and accessories; Wholesale of automotive spare parts; Construction of earthwork engineering; Import and export of goods; Technology import and export. (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, Tunnel Power Cover Plate, Highway Cover Plate

Top 2
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Hebei Wohan Environmental Protection Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2017-08-21
Registered Capital3000K CNY

Hebei Wohan Environmental Protection Equipment Co., Ltd. is registered in Houchenzhuang Village, Wangjun Township, Zaoqiang County, Hengshui City, Hebei Province. The registration authority is the Administration for Industry and Commerce of Zaoqiang County, Hengshui City, and the legal representative is Chen Bing. The company's 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 terminal 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, wire and cable, optical cable, cable materials, cable fittings, cable accessories, high and low voltage cabinets, power auxiliary equipment. And accessories, engineering construction and installation, 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 Bend, Fiberglass Motor Cover

Top 3
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Zibo Hengyue Road Facilities Maintenance Co., Ltd
Overall Score4.7 / 5
Est. Date2005-10-13
Registered Capital2000K CNY

Zibo Hengyue Road Facilities Maintenance Co., Ltd., registered at the Carpet Factory in Huantai County, registered with the Market Supervision and Administration Bureau of Huantai County, Zibo City, with Xing Hantao as its legal representative. Its business scope includes the production, installation, and maintenance of street lamps, billboards, road facilities, and transportation facilities; Design and install fountains; Production, sales, installation, technical consultation, and technical services of composite cover plates, water grates, cable trenches, RPC cover plates, cable supports, identification plates, and molds; Sales of building materials, hardware and electrical equipment, decorative materials, electrical equipment, mechanical equipment, and chemical products (excluding hazardous chemicals); Lighting engineering, power engineering, door and window engineering; Construction labor subcontracting. (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, Resin Manhole Cover, Cable Trench Cover

TOP4
Shandong Guoyu New Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2022-04-15
Registered Capital3000K CNY

Shandong Guoyu New Materials Co., Ltd., with its registered address located 300 meters north of Sijiaofang Village Committee, Fengshui Town, Zibo Economic Development Zone, Zibo City, Shandong Province, is registered with the Zibo Economic Development Zone Market Supervision and Administration Bureau. The legal representative is Xu Aifeng, and the business scope includes general projects such as new material technology promotion services; Sales of new metal functional materials; Production of refractory materials; Sales of ecological environment materials; Sales of engineering plastics and synthetic resins; Manufacturing of plastic products; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of graphite and carbon products; Sales of metal materials; Sales of rubber products; Sales of synthetic materials; Import and export of goods; Sales of building materials; Sales of plastic products; Sales of new catalytic materials and additives; Sales of new membrane materials; Sales of building decoration materials; Research and development of new material technology; Manufacturing of glass fiber reinforced plastic products. (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, Resin Manhole Cover, Cable Trench Cover

TOP5
Hebei Wohui Environmental Protection Equipment Co., Ltd

400 meters south east of the intersection of Zhonghua East Street and Donghuan North Road in Zaoqiang County, Hengshui City, Hebei Province

Overall Score4.6 / 5
Est. Date2023-02-07
Registered Capital100K CNY

Hebei Wohui Environmental Protection Equipment Co., Ltd., located 400 meters south of the intersection of Zhonghua East Street and Donghuan North Road in Zaoqiang County, Hengshui City, Hebei Province, was established on February 7, 2023. The registration authority is the Market Supervision Administration of Zaoqiang County, Hengshui City, and the legal representative is Zheng Hongqin. Core products: Composite Material Cover Plate, Cable Trench Cover, Support

TOP6
Shandong Baogai New Material Technology Co., Ltd
Overall Score4.5 / 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, Cable Trench Cover, Composite Cover Plate

TOP7
Anping Jupeng Wire Mesh Products Co., Ltd
Overall Score4.5 / 5
Est. Date2024-12-31
Registered Capital100K CNY

Anping Jupeng Wire Mesh Products Co., Ltd., registered at Building 1, No. 264 Guangming East Street, Anping County, Hengshui City, Hebei Province (Room 502, Oster Entrepreneurship Incubation Base), registered with the Market Supervision Administration of Anping County, Hengshui City. The legal representative is Lian Yapeng, and the business scope includes general projects: sales of metal wire ropes and their products; Sales of metal products (except for projects that require approval according to law, independently conducting business activities that are not prohibited or restricted by laws and regulations). Core products: Composite Material Cover Plate, Construction Hoarding, Foundation Pit Guardrail

TOP8
Hebei Dingxiang Fiberglass Co., Ltd
Overall Score4.5 / 5
Est. Date2018-02-06
Registered Capital3000K CNY

Hebei Dingxiang Fiberglass Co., Ltd., 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 Cheng Chunyan, and the business scope includes general projects: manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Rubber product manufacturing; Sales of rubber products; Manufacturing of gas and liquid separation and purification equipment; Sales of gas and liquid separation and purification equipment; Fan and fan manufacturing; Sales of fans and blowers; Manufacturing of metal structures; Sales of metal structures; Black metal casting; Manufacturing of hardware products; Wholesale of hardware products; Manufacturing of plastic products; Sales of plastic products; Manufacturing of metal wire ropes and their products; Sales of metal wire ropes and their products; Sales of anti-corrosion materials; Sales of insulation materials; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Sales of cement products; Sales of signs for transportation and public management; Sales of power facilities and equipment; Sales of industrial textile products; Installation services for ordinary mechanical equipment; Import and export of goods; Technology import and export. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license.) Licensed project: construction project construction. (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, Galvanized Steel Grating, Grille

TOP9
Hebei Yicheng Composite Materials Co., Ltd
Overall Score4.3 / 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

TOP10
Hebei Qiushuo Environmental Protection Equipment Co., Ltd
Overall Score4.3 / 5
Est. Date2023-11-20
Registered Capital3000K CNY

Hebei Qiushuo Environmental Protection Equipment Co., Ltd., with its registered address at No. 1, Row 4, Kangma Industrial Park, Zaoqiang County, Hengshui City, Hebei Province, is registered with the Market Supervision and Administration Bureau of Zaoqiang County, Hengshui City. The legal representative is Wang Shumao, and its business scope includes general projects such as the manufacturing of specialized environmental protection equipment; Sales of specialized equipment for environmental protection; Environmental consulting services; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Sales of fiberglass and related products; Mold manufacturing; Mold sales; Manufacturing of gas and liquid separation and purification equipment; Sales of gas and liquid separation and purification equipment; Manufacturing of refrigeration and air conditioning equipment; Sales of refrigeration and air conditioning equipment; Manufacturing of metal structures; Sales of metal structures; Installation services for ordinary mechanical equipment; Sales of firefighting equipment; Manufacturing of metal products for safety and firefighting purposes; Manufacturing of pumps and vacuum equipment; Sales of pumps and vacuum equipment; General equipment manufacturing (excluding special equipment manufacturing); Sales of mechanical equipment; Specialized equipment repair; Fan and fan manufacturing; Sales of fans and blowers; Rubber product manufacturing; Sales of rubber products; Manufacturing of plastic products; Sales of plastic products; Manufacturing of non-metallic mineral products; Manufacturing of metal chains and other metal products; Sales of metal chains and other metal products; Sales of non-metallic minerals and products; Retail of hardware products; Labor services (excluding labor dispatch); Manufacturing of coal-fired flue gas desulfurization and denitrification equipment; Sales of coal-fired flue gas desulfurization and denitrification equipment; Manufacturing of synthetic materials (excluding hazardous chemicals); Sales of synthetic materials; Manufacturing of sealing fillers; Sales of sealing fillers; Air pollution prevention and control services; Air pollution control; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; 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 professional operations; Construction project construction. (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, Cable Trench Cover, Cable Bracket

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Zhongtian (Shandong) Electric Power Technology Co., Ltd2022-01-06Composite Material Cover Plate, Tunnel Power Cover Plate, Highway Cover Plate50000K CNYSupported
Hebei Wohan Environmental Protection Equipment Co., Ltd2017-08-21Composite Material Cover Plate, Fiberglass Bend, Fiberglass Motor Cover3000K CNYSupported
Zibo Hengyue Road Facilities Maintenance Co., Ltd2005-10-13Composite Material Cover Plate, Resin Manhole Cover, Cable Trench Cover2000K CNYSupported
Shandong Guoyu New Materials Co., Ltd2022-04-15Composite Material Cover Plate, Resin Manhole Cover, Cable Trench Cover3000K CNYSupported
Hebei Wohui Environmental Protection Equipment Co., Ltd2023-02-07Composite Material Cover Plate, Cable Trench Cover, Support100K CNYNot Supported
Shandong Baogai New Material Technology Co., Ltd2009-01-22Composite Material Cover Plate, Cable Trench Cover, Composite Cover Plate43400K CNYSupported
Anping Jupeng Wire Mesh Products Co., Ltd2024-12-31Composite Material Cover Plate, Construction Hoarding, Foundation Pit Guardrail100K CNYNot Supported
Hebei Dingxiang Fiberglass Co., Ltd2018-02-06Composite Material Cover Plate, Galvanized Steel Grating, Grille3000K CNYSupported
Hebei Yicheng Composite Materials Co., Ltd2023-11-08Composite Material Cover Plate3000K CNYNot Supported
Hebei Qiushuo Environmental Protection Equipment Co., Ltd2023-11-20Composite Material Cover Plate, Cable Trench Cover, Cable Bracket3000K CNYSupported

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