Updated Sep 21, 2026 · Public platform & industry data

Sep 21, 2026 Updated

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2026 Top 10 Composite Trench Cover Plate Manufacturers in China

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

The top 10 Composite Trench Cover Plate manufacturers in China for 2026 are: Hebei Weihan Environmental Protection Equipment Co., Ltd, Hebei Jingchuang Fiberglass Co., Ltd, Shandong Runxin New Material Technology Co., Ltd, Hebei Qiqiang Composite Materials Co., Ltd, Hebei Yibao Composite Materials Co., Ltd, Hebei Jupai Environmental Protection Equipment Co., Ltd, Hebei Sanluwu Environmental Protection Equipment Co., Ltd, Shandong Guoyu New Materials Co., Ltd, Wuhan Tengju Composite Materials Co., Ltd, Hebei Yueming Electric Power Equipment Technology 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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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 Trench Cover Plate, Fiberglass Inspection Well, Fiberglass Warning Ball

Top 2
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Hebei Jingchuang Fiberglass Co., Ltd
Overall Score4.7 / 5
Est. Date2018-08-02
Registered Capital3100K CNY

Hebei Jingchuang Fiberglass Co., Ltd. is registered in Dayulinzhao Village, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province. The registration authority is the Market Supervision Administration of Zaoqiang County, Hengshui City, and the legal representative is Yang Jinli. The business scope includes production, processing, manufacturing, sales, installation, fiberglass products, transportation facilities, anti glare nets, contour signs, composite columns, and sound barriers. Extruded products, molded products, wrapped products, metal products, plastic products, environmental protection equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Composite Trench Cover Plate, Fiberglass Column, Fiberglass Fence

Top 3
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Shandong Runxin New Material Technology Co., Ltd

200 meters south of Yezhang Road, Heilizhai Town, Gaoqing County, Zibo City, Shandong Province

Overall Score4.7 / 5
Est. Date2021-06-22
Registered Capital10000K CNY

Shandong Runxin New Material Technology Co., Ltd. is located 200 meters south of Yezhang Road, Heilizhai Town, Gaoqing County, Zibo City, Shandong Province. It was established on June 22, 2021, and registered with the Market Supervision Administration of Gaoqing County, Zibo City. The legal representative is Li Yan. Core products: Composite Trench Cover Plate

TOP4
Hebei Qiqiang Composite Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2023-03-13
Registered Capital3000K CNY

Hebei Qiqiang Composite Materials Co., Ltd., with its registered address at No. 101 Hengda Road, Xiaozhang Town, Zaoqiang County, Hengshui City, Hebei Province, is registered with the Market Supervision Administration of Zaoqiang County, Hengshui City. The legal representative is Song Ruru, and the business scope includes general projects: manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Sales of fiberglass and related products; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Sales of plastic products; Manufacturing of plastic products; Rubber product manufacturing; Sales of rubber products; Manufacturing of metal structures; Sales of metal structures; Sales of metal products; Mechanical parts and component processing; Sales of mechanical parts and components; Manufacturing of metal signs for transportation and public management; Manufacturing of specialized equipment for traffic safety and control; Sales of signs for transportation and public management; General equipment manufacturing (excluding special equipment manufacturing); Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Sales of mechanical equipment; General equipment repair; Specialized equipment repair; Repair of metal products; Maintenance of transportation facilities; Installation services for environmental sanitation public facilities; Installation services for ordinary mechanical equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion. (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 Trench Cover Plate, Fiberglass Sound Barrier,

TOP5
Hebei Yibao Composite Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2019-01-21
Registered Capital3000K CNY

Hebei Yibao Composite Materials Co., Ltd., with its registered address located east of the Central Kindergarten in Dongxing Road, Qingliangdian Town, Wuyi County, is registered with the Market Supervision Administration of Wuyi County, Hengshui City. The legal representative is Zhao Lihua, and its business scope includes processing, manufacturing, and sales of composite materials, fiberglass products, rubber products, plastic products, metal products, insulation materials, air pollution control equipment, solid waste and water treatment equipment, ventilation and air conditioning equipment. (Except for hazardous chemicals) (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Composite Trench Cover Plate, Three Format Septic Tank, Single Pit Double Pit Alternating Septic Tank

TOP6
Hebei Jupai Environmental Protection Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2022-02-07
Registered Capital6000K CNY

Hebei Jupai Environmental Protection Equipment Co., Ltd. is located at 160 Shengli Road West Market East Street, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province. It was established on February 7, 2022, with the registration authority of Hengshui Zaoqiang County Market Supervision and Administration Bureau and the legal representative being Zhao Jian. Core products: Composite Trench Cover Plate

TOP7
Hebei Sanluwu Environmental Protection Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2021-08-26
Registered Capital3000K CNY

Hebei Sanluwu Environmental Protection Equipment Co., Ltd., with its registered address at No. 58 East Outer Ring Industrial Park, Zaoqiang County, Hengshui City, Hebei Province, is registered with the Market Supervision Administration of Zaoqiang County, Hengshui City. The legal representative is Xu Tingting, and its business scope includes the manufacturing of glass fiber reinforced plastic products. Processing, manufacturing, installation, and sales of fiberglass products, fiberglass winding products, molded products, pultruded products, hand pasted products, plastic products, power equipment, mechanical equipment, dust removal equipment, air purification equipment, water treatment equipment, water circulation cooling equipment, ventilation equipment, environmental protection equipment, central air conditioning and end products, power auxiliary equipment and accessories, metal products, conveying machinery and accessories, anti-corrosion and insulation engineering construction, gas regulator equipment, non-standard steel structure products, air pollution control equipment, rubber and plastic products, import and export business of self-produced products and technologies of the enterprise, as well as import and export business of mechanical equipment, spare parts, raw and auxiliary materials and technologies required by the enterprise, but limited or prohibited by the state for the company to operate or import and export. Excluding goods and technology. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Composite Trench Cover Plate, Fiberglass Drainage Ditch, Biological Deodorization Box

TOP8
Shandong Guoyu New Materials Co., Ltd
Overall Score4.5 / 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 Trench Cover Plate, Resin Manhole Cover, Cable Trench Cover

TOP9
Wuhan Tengju Composite Materials Co., Ltd
Overall Score4.4 / 5
Est. Date2020-07-28
Registered Capital1000K CNY

Wuhan Tengju Composite Materials Co., Ltd., with its registered address at C320, Zhongchuang Space, 9-14/F, Building A, Baoye Center, No. 31 Jianshe 1st Road, Qingshan District, Wuhan City. The registration authority is the Market Supervision Administration of Qingshan District, Wuhan City, and the legal representative is Chen Hui. Its business scope includes the research and development of composite materials, composite manhole covers, water grates, cables, trench covers, tree protection boards, fiberglass grilles, fiberglass cover plates, and resin products; Metal products, manhole covers, trench covers, plastic products, and pipe fittings can be operated in wholesale and retail (projects that require approval by law can only be carried out after approval by relevant departments).. Core products: Composite Trench Cover Plate, Grass Planting Well, Resin Trench Cover Plate

TOP10
Hebei Yueming Electric Power Equipment Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2017-12-21
Registered Capital5000K CNY

Hebei Yueming Electric Power Equipment Technology Co., Ltd., with its registered address at 0907, Building F, No. 1 Zhongchu Plaza, No. 198 Zhonghua North Street, Xinhua District, Shijiazhuang City, Hebei Province, is registered with the Market Supervision Administration of Xinhua District. The legal representative is Li Zhanfeng, and the business scope includes technical research and development, technical consulting, technical services, and technology transfer of electric power equipment; Production and sales of power equipment, electrical equipment, special labor protection supplies, hardware products, glass products, fiberglass products, rubber products, insulation materials, fireproof materials, identification signs, complete sets of high and low voltage electrical equipment, security equipment, steel, metal products, distribution boxes, stainless steel products, aluminum alloy products (branch only): construction of power engineering, installation, sales and maintenance of electromechanical products and electromechanical equipment, manufacturing and sales of cement products (branch only); Sales of fire-fighting equipment and devices, sports equipment and devices, lighting equipment, communication equipment, wires and cables, environmental protection equipment, laboratory equipment, office equipment, cultural goods, office supplies, electronic equipment, instruments and meters, plastic products, solar photovoltaic equipment, electronic products, general labor protection products, anti-corrosion and insulation materials, electric tools, hydraulic power machinery and components; 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 Trench Cover Plate, Insulating Sheath, Insulating Board

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Weihan Environmental Protection Equipment Co., Ltd2019-11-26Composite Trench Cover Plate, Fiberglass Inspection Well, Fiberglass Warning Ball10000K CNYSupported
Hebei Jingchuang Fiberglass Co., Ltd2018-08-02Composite Trench Cover Plate, Fiberglass Column, Fiberglass Fence3100K CNYSupported
Shandong Runxin New Material Technology Co., Ltd2021-06-22Composite Trench Cover Plate10000K CNYNot Supported
Hebei Qiqiang Composite Materials Co., Ltd2023-03-13Composite Trench Cover Plate, Fiberglass Sound Barrier, 3000K CNYSupported
Hebei Yibao Composite Materials Co., Ltd2019-01-21Composite Trench Cover Plate, Three Format Septic Tank, Single Pit Double Pit Alternating Septic Tank3000K CNYNot Supported
Hebei Jupai Environmental Protection Equipment Co., Ltd2022-02-07Composite Trench Cover Plate6000K CNYSupported
Hebei Sanluwu Environmental Protection Equipment Co., Ltd2021-08-26Composite Trench Cover Plate, Fiberglass Drainage Ditch, Biological Deodorization Box3000K CNYNot Supported
Shandong Guoyu New Materials Co., Ltd2022-04-15Composite Trench Cover Plate, Resin Manhole Cover, Cable Trench Cover3000K CNYSupported
Wuhan Tengju Composite Materials Co., Ltd2020-07-28Composite Trench Cover Plate, Grass Planting Well, Resin Trench Cover Plate1000K CNYSupported
Hebei Yueming Electric Power Equipment Technology Co., Ltd2017-12-21Composite Trench Cover Plate, Insulating Sheath, Insulating Board5000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of composite trench cover plates, it is recommended to prioritize confirming the load level and size specifications, such as A15 to F900 standards or customized thickness, to meet the load-bearing requirements of different scenarios such as municipal roads and industrial parks.
  • When selecting suppliers, priority should be given to product matching, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information to ensure supply stability and long-term cooperation potential.
  • In scenarios such as drainage systems or cable trenches, attention should be paid to the corrosion resistance and slip resistance of composite trench covers to avoid premature aging or safety hazards caused by environmental factors.
  • When purchasing, it is recommended to compare the technical parameters provided by different suppliers, such as resin content, compressive strength, and other key indicators, and conduct a comprehensive evaluation based on specific application scenarios such as green belts and parking lots.

Knowledge Base

Q

When choosing inorganic composite cable trench cover plates, there are multiple aspects that need to be carefully considered. Firstly, the carrying capacity should be ensured to withstand the expected weight, including the passage of personnel, equipment, etc., to ensure safe use. Next is the size specification, which needs to be precisely adapted to the cable trench to avoid being too large or too small and affecting installation and use. Material quality is also crucial, and inorganic composite materials should have good properties

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