Updated Oct 10, 2026 · Public platform & industry data

Oct 10, 2026 Updated

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2026 Top 10 Prefabricated Power Cover Plate Manufacturers in China

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

The top 10 Prefabricated Power Cover Plate manufacturers in China for 2026 are: Hebei Bangzhu Building Materials Co., Ltd, Yongqing Mingliang Cement Products Factory, Hebei Wohui Environmental Protection Equipment Co., Ltd, Shandong Xufeng New Material Technology Co., Ltd, Zibo Hengyue Road Facilities Maintenance Co., Ltd, Hebei Dingxiang Fiberglass Co., Ltd, Baoding Ruida Building Materials Sales Co., Ltd, Hebei Qiushuo Environmental Protection Equipment Co., Ltd, Shandong Baogai New Material Technology Co., Ltd, Shandong Guoyu New Materials 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 Bangzhu Building Materials Co., Ltd
Overall Score4.9 / 5
Est. Date2021-05-24
Registered Capital3000K CNY

Hebei Bangzhu Building Materials Co., Ltd. is registered in Bailing Village, Dongfushan Township, Xushui District, Baoding City, Hebei Province. The registration authority is Xushui District Market Supervision Administration, and the legal representative is Wang Jing. Its business scope includes the manufacturing of cement products (excluding commercial concrete). Manufacturing of concrete structural components and asbestos cement products; Manufacturing of lightweight building materials; Wholesale and retail of ductile iron manhole covers, grates, building materials (excluding hazardous chemicals), and metal products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)**. Core products: Prefabricated Power Cover Plate, Ecological Framework, Manhole Cover Plate

Top 2
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Yongqing Mingliang Cement Products Factory
Overall Score4.7 / 5
Est. Date2016-07-29
Registered Capital500K CNY

Yongqing Mingliang Cement Products Factory is located in Senghatou Village, Guanjia Hui Township, Yongqing County, Langfang City, Hebei Province. It was established on July 29, 2016, with the registration authority of Yongqing County Market Supervision Administration Bureau and the legal representative being Zhang Ming. Core products: Prefabricated Power Cover Plate

Top 3
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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 Score4.7 / 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: Prefabricated Power Cover Plate, Cable Trench Cover, Support

TOP4
Shandong Xufeng New Material Technology Co., Ltd
Overall Score4.6 / 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: Prefabricated Power Cover Plate, Cable Trench Cover, Composite Manhole Cover

TOP5
Zibo Hengyue Road Facilities Maintenance Co., Ltd
Overall Score4.6 / 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: Prefabricated Power Cover Plate, Resin Manhole Cover, Cable Trench Cover

TOP6
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: Prefabricated Power Cover Plate, Galvanized Steel Grating, Grille

TOP7
Baoding Ruida Building Materials Sales Co., Ltd
Overall Score4.5 / 5
Est. Date2023-04-11
Registered Capital800K CNY

Baoding Ruida Building Materials Sales Co., Ltd., with its registered address in Xishiduan Village, Dongshiduan Town, Xushui District, Baoding City, Hebei Province, is registered with the Xushui District Market Supervision and Administration Bureau. The legal representative is Wang Shuai, and its business scope includes general projects such as sales of building materials; Sales of building decoration materials; Sales of cement products; Retail of hardware products; Sales of labor protection equipment. (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: Prefabricated Power Cover Plate, Inspect The Manhole Cover Plate, Cement Septic Tank

TOP8
Hebei Qiushuo Environmental Protection Equipment Co., Ltd
Overall Score4.5 / 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: Prefabricated Power Cover Plate, Cable Trench Cover, Cable Bracket

TOP9
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: Prefabricated Power Cover Plate, Cable Trench Cover, Composite Cover Plate

TOP10
Shandong Guoyu New Materials Co., Ltd
Overall Score4.4 / 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: Prefabricated Power Cover Plate, Resin Manhole Cover, Cable Trench Cover

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Bangzhu Building Materials Co., Ltd2021-05-24Prefabricated Power Cover Plate, Ecological Framework, Manhole Cover Plate3000K CNYSupported
Yongqing Mingliang Cement Products Factory2016-07-29Prefabricated Power Cover Plate500K CNYSupported
Hebei Wohui Environmental Protection Equipment Co., Ltd2023-02-07Prefabricated Power Cover Plate, Cable Trench Cover, Support100K CNYNot Supported
Shandong Xufeng New Material Technology Co., Ltd2021-06-28Prefabricated Power Cover Plate, Cable Trench Cover, Composite Manhole Cover6000K CNYNot Supported
Zibo Hengyue Road Facilities Maintenance Co., Ltd2005-10-13Prefabricated Power Cover Plate, Resin Manhole Cover, Cable Trench Cover2000K CNYSupported
Hebei Dingxiang Fiberglass Co., Ltd2018-02-06Prefabricated Power Cover Plate, Galvanized Steel Grating, Grille3000K CNYSupported
Baoding Ruida Building Materials Sales Co., Ltd2023-04-11Prefabricated Power Cover Plate, Inspect The Manhole Cover Plate, Cement Septic Tank800K CNYSupported
Hebei Qiushuo Environmental Protection Equipment Co., Ltd2023-11-20Prefabricated Power Cover Plate, Cable Trench Cover, Cable Bracket3000K CNYSupported
Shandong Baogai New Material Technology Co., Ltd2009-01-22Prefabricated Power Cover Plate, Cable Trench Cover, Composite Cover Plate43400K CNYSupported
Shandong Guoyu New Materials Co., Ltd2022-04-15Prefabricated Power Cover Plate, Resin Manhole Cover, Cable Trench Cover3000K CNYSupported

Purchasing Guide

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

  • For procurement needs that require the use of prefabricated power cover plates, it is recommended to prioritize confirming load levels and size specifications, such as differences in load-bearing capacity requirements between urban roads and industrial parks.
  • When selecting suppliers, reference can be made to indicators such as product compatibility, business qualifications, enterprise activity, industry performance, and industry data support. Such enterprises can usually provide more stable power infrastructure supporting products.
  • When prefabricated power cover plates are applied in scenarios such as substations and underground cable trenches, attention should be paid to anti slip pattern design and corrosion resistance performance to avoid environmental factors affecting their service life.
  • Different materials such as composite materials or precast concrete cover plates have their own characteristics. Before procurement, a comprehensive evaluation should be conducted based on project budget and usage frequency. For example, high-strength steel fiber reinforced concrete products are more suitable for transportation hub areas.

Knowledge Base

Q

This article provides a detailed analysis of the characteristics, selection points, and construction precautions of prefabricated cover plates for power wells, helping readers to fully understand their importance and application methods in power facilities.

Q

Baidu AiGou has found pictures of prefabricated power trench cover plates in different categories for you to experience the diversity and uniqueness of prefabricated power trench cover plates. At the same time, we also recommend high-quality prefabricated power trench cover products for you, so that you can easily and quickly find the most suitable prefabricated power trench cover when purchasing.

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