Updated Sep 9, 2026 · Public platform & industry data

Sep 9, 2026 Updated

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2026 Top 10 Electric Power Cover Plate Manufacturers in China

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

The top 10 Electric Power Cover Plate manufacturers in China for 2026 are: Hebei Weihan Environmental Protection Equipment Co., Ltd, Hebei Jingchuang Fiberglass Co., Ltd, Xinjiang Mingbo Composite Materials Co., Ltd, Hebei Wohui Environmental Protection Equipment Co., Ltd, Hebei Guanwei Fiberglass Co., Ltd, Hebei Runsheng Composite Materials Co., Ltd, Shandong Xufeng New Material Technology Co., Ltd, Hebei Hanqiang Environmental Protection Equipment Co., Ltd, Guangdong Gangdundun Metal Manufacturing Co., Ltd, Shandong Baogai New Material 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: Electric Power 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: Electric Power Cover Plate, Fiberglass Column, Fiberglass Fence

Top 3
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Xinjiang Mingbo Composite Materials Co., Ltd

No. 1-05 Qinghu Mingcheng Market, No. 350 Mengjin South Road, 25th District, Wujiaqu City, Xinjiang

Overall Score4.7 / 5
Est. Date2026-02-13
Registered Capital3000K CNY

Xinjiang Mingbo Composite Materials Co., Ltd. is located at No. 1-05 Qinghu Mingcheng Market, No. 350 Mengjin South Road, 25th District, Wujiaqu City, Xinjiang. It was established on February 13, 2026 and registered with the Market Supervision and Administration Bureau of the Sixth Division of the Xinjiang Production and Construction Corps. The legal representative is Kangyang. Core products: Electric Power Cover Plate, Sewage Treatment Equipment, Fiberglass Pump Station

TOP4
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: Electric Power Cover Plate, Cable Trench Cover, Support

TOP5
Hebei Guanwei Fiberglass Co., Ltd
Overall Score4.6 / 5
Est. Date2017-06-07
Registered Capital5000K CNY

Hebei Guanwei Fiberglass Co., Ltd. is registered in Qiliying Village, Zaoqiang Town, 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 Liu Wei. Its business scope includes processing, manufacturing, installation, and sales of fiberglass products, winding products, molded products, hand pasted products, fiberglass extruded products, pipelines, cooling towers and fillers, fire dampers, smoke exhaust valves, fans, air vents, mufflers, water tanks, purification and energy-saving equipment, sewage treatment equipment, dust removal equipment, containers, filters, ventilators, cable trays, fiberglass handicrafts, central air conditioning end products, and anti-corrosion and insulation equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Electric Power Cover Plate, Fiberglass Desulfurization Tower, Fiberglass Grating

TOP6
Hebei Runsheng Composite Materials Co., Ltd

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

Overall Score4.5 / 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: Electric Power Cover Plate, Fiberglass Cable Tray, Frp Pipe

TOP7
Shandong Xufeng New Material Technology Co., Ltd
Overall Score4.5 / 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: Electric Power Cover Plate, Cable Trench Cover, Composite Manhole Cover

TOP8
Hebei Hanqiang Environmental Protection Equipment Co., Ltd

Mengtun Village, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province

Overall Score4.5 / 5
Est. Date2020-02-06
Registered Capital3000K CNY

Hebei Hanqiang Environmental Protection Equipment Co., Ltd., located in Mengtun Village, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province, was established on February 6, 2020. The registration authority is the Market Supervision Administration of Zaoqiang County, Hengshui City, and the legal representative is Li Wentong. Core products: Electric Power Cover Plate, Fiberglass Desulfurization, Fiberglass Molded Septic Tank

TOP9
Guangdong Gangdundun Metal Manufacturing Co., Ltd
Overall Score4.4 / 5
Est. Date2023-03-06
Registered Capital5000K CNY

Guangdong Gangdundun Metal Manufacturing Co., Ltd., with its registered address at No. 1-2, self designated E area, "Dakengqiao" section, Dalan Village, Guanyao, Shishan Town, Nanhai District, Foshan City, registered with the Market Supervision Administration of Nanhai District, Foshan City. The legal representative is Li Bin, and the business scope includes general projects: metal structure manufacturing; Sales of metal structures; Manufacturing and processing of doors and windows; Manufacturing of metal wire ropes and their products; Sales of metal wire ropes and their products; Sales of metal products; Sales of metal materials; Retail of hardware 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: Electric Power Cover Plate, Footboard, Grate Cover

TOP10
Shandong Baogai New Material Technology Co., Ltd
Overall Score4.4 / 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: Electric Power Cover Plate, Cable Trench Cover, Composite Cover Plate

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Weihan Environmental Protection Equipment Co., Ltd2019-11-26Electric Power Cover Plate, Fiberglass Inspection Well, Fiberglass Warning Ball10000K CNYSupported
Hebei Jingchuang Fiberglass Co., Ltd2018-08-02Electric Power Cover Plate, Fiberglass Column, Fiberglass Fence3100K CNYSupported
Xinjiang Mingbo Composite Materials Co., Ltd2026-02-13Electric Power Cover Plate, Sewage Treatment Equipment, Fiberglass Pump Station3000K CNYNot Supported
Hebei Wohui Environmental Protection Equipment Co., Ltd2023-02-07Electric Power Cover Plate, Cable Trench Cover, Support100K CNYNot Supported
Hebei Guanwei Fiberglass Co., Ltd2017-06-07Electric Power Cover Plate, Fiberglass Desulfurization Tower, Fiberglass Grating5000K CNYSupported
Hebei Runsheng Composite Materials Co., Ltd2020-06-04Electric Power Cover Plate, Fiberglass Cable Tray, Frp Pipe3000K CNYNot Supported
Shandong Xufeng New Material Technology Co., Ltd2021-06-28Electric Power Cover Plate, Cable Trench Cover, Composite Manhole Cover6000K CNYNot Supported
Hebei Hanqiang Environmental Protection Equipment Co., Ltd2020-02-06Electric Power Cover Plate, Fiberglass Desulfurization, Fiberglass Molded Septic Tank3000K CNYSupported
Guangdong Gangdundun Metal Manufacturing Co., Ltd2023-03-06Electric Power Cover Plate, Footboard, Grate Cover5000K CNYNot Supported
Shandong Baogai New Material Technology Co., Ltd2009-01-22Electric Power Cover Plate, Cable Trench Cover, Composite Cover Plate43400K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of power cover plates, it is recommended to prioritize checking key technical parameters such as load-bearing level, size specifications, and material corrosion resistance to ensure that they match the load requirements of underground cable trenches, substations, and other scenarios.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. Such suppliers can usually provide more stable municipal or industrial grade power cover supply.
  • In road construction or park power renovation projects, different anti slip design and drainage structure models need to be selected according to the application scenarios of power cover plates (such as motor vehicle lanes, sidewalks, or green belts).
  • When purchasing, it is recommended to combine the industry data support of suppliers and compare the actual delivery cases of different enterprises in the field of power cover plates to avoid installation compatibility issues caused by specification errors.

Knowledge Base

Q

The materials of power cover plates mainly include composite materials, metals, plastics, and fiberglass, as well as some special materials such as cast iron cover plates and UV plastic cover plates with special functions. Cast iron cover plates have good pressure resistance, wear resistance, corrosion resistance, and waterproof performance, making them suitable for use in high-voltage power equipment. UV plastic cover plate has strong impact resistance and good aging resistance, and is suitable for severe weather conditions

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