Updated Aug 3, 2026 · Public platform & industry data

Aug 3, 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, Zhongdian (Shandong) Electric Power Technology Co., Ltd, Jiaguan Colored Brick Factory in Dadukou District, Shandong Baogai New Material Technology Co., Ltd, Shandong Xufeng New Material Technology Co., Ltd, Shandong Lurun Plastic Industry Co., Ltd, Guangdong Gangdundun Metal Manufacturing Co., Ltd, Rongcheng Jianji Cement Products Factory, Panyu District, Guangzhou City, Guangzhou Concrete based Cement Products Co., Ltd, Huizhou Dongxin Jianji Cement Products 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, Sewer Pipeline, Frp Cable Tray

Top 2
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Zhongdian (Shandong) Electric Power Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2019-12-25
Registered Capital30000K CNY

Zhongdian (Shandong) Electric Power Technology Co., Ltd., with its registered address at No. 21 Jurong East Road, Guoli Town, Huantai County, Zibo City, Shandong Province, is registered with the Market Supervision Administration of Huantai County, Zibo City. The legal representative is Li Xiaoke, and 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; Sales of cement products; Sales of concrete structural components; Manufacturing of lightweight building materials; Sales of lightweight building materials; 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; Wholesale 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; Sales of chemical products (excluding licensed chemical products). (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed projects: power generation business, power transmission business, and power supply (distribution) business; Import and export of goods. (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, Resin Manhole Cover, Cable Trench Cover

Top 3
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Jiaguan Colored Brick Factory in Dadukou District
Overall Score4.7 / 5
Est. Date2016-04-06
Registered Capital-

Jiaguan Colored Brick Factory in Dadukou District, Chongqing, with its registered address located in Group 6, Hongsheng Village, Tiaodeng Town, Dadukou District. The registration authority is the Market Supervision and Administration Bureau of Dadukou District, Chongqing, and the legal representative is Zhao Jian. Its business scope includes the production and sale of permeable bricks, antique bricks, cement products, and building materials (excluding hazardous chemicals). Core products: Electric Power Cover Plate, Bazi Brick, Imitation Stone Ecological Brick

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: Electric Power Cover Plate, Composite Resin Power Cover Plate, Resin Drainage Ditch

TOP5
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: Electric Power Cover Plate, Cable Trench Cover, Composite Manhole Cover

TOP6
Shandong Lurun Plastic Industry Co., Ltd
Overall Score4.5 / 5
Est. Date2012-10-16
Registered Capital21180K CNY

Shandong Lurun Plastic Industry Co., Ltd., registered at No. 117, Nanshouzhaizi Industrial Park, Intersection of Lushan Avenue and Bianfeng Road, Zhangdian District, Zibo City, Shandong Province, with the registration authority of Zibo Market Supervision Administration and the legal representative of Liu Shuguang, is engaged in the research and development of BMC, SMC, DMC polymer composite nanomaterials; Production, sales, installation, and technical consulting services of polymer composite resin manhole covers, water grates, cable trench covers, and drainage trench pipelines; Wholesale and retail of cast iron products, safety warning signs, fiberglass products, cable trays, rope net products, plastic pellets, environmental protection equipment, hardware and electrical equipment, building materials, wood, metal materials, rubber products, cultural and sports supplies, packaging materials, chemical products (excluding hazardous, monitoring, and precursor chemicals), labor protection supplies, electrical equipment, plumbing equipment, and electrical equipment; Freight forwarding agent; Import and export of goods and technology. (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, Drainage Ditch, Stainless Steel Cover Plate

TOP7
Guangdong Gangdundun Metal Manufacturing Co., Ltd
Overall Score4.5 / 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, , Grate Cover

TOP8
Rongcheng Jianji Cement Products Factory, Panyu District, Guangzhou City
Overall Score4.5 / 5
Est. Date2014-05-28
Registered Capital50000K CNY

Rongcheng Jianji Cement Products Factory in Panyu District, Guangzhou, with its registered address at Room 102, No. 3-1 Zhisheng Street, Lingbian Village, Shiqi Town, Panyu District, Guangzhou. The registration authority is the Market Supervision Administration of Panyu District, Guangzhou, and the legal representative is Liang Hongjuan. Its business scope includes the manufacturing of cement products; Production of precast concrete components;. Core products: Electric Power Cover Plate, Septic Tank, Inspection Chamber

TOP9
Guangzhou Concrete based Cement Products Co., Ltd
Overall Score4.4 / 5
Est. Date2021-06-16
Registered Capital500K CNY

Guangzhou Concrete based Cement Products Co., Ltd., with its registered address at Room 506-2, No. 7 Cuiyu Street, Nansha District, Guangzhou City, is registered with the Market Supervision Administration of Nansha District, Guangzhou City. The legal representative is Yang Daming, and its business scope includes the manufacturing of building decoration, plumbing pipe parts, and other metal products for construction; Installation services for ordinary mechanical equipment; Residential water and electricity installation and maintenance services; Installation services for environmental sanitation public facilities; Brick and tile sales; Sales of concrete structural components; Manufacturing of concrete structural components; Brick and tile manufacturing; Internet sales (except for the sale of goods that need to be licensed); Domestic trade agency; Manufacturing of building blocks; Building cleaning services; Construction of landscaping and greening projects; Manufacturing of cement products;; Intelligent construction of buildings; Various engineering construction activities; General contracting of housing construction and municipal infrastructure projects; Production of prestressed concrete railway bridge simply supported beam products; Construction project supervision;. Core products: Electric Power Cover Plate, Cement Cover Plate, Photovoltaic Pier

TOP10
Huizhou Dongxin Jianji Cement Products Co., Ltd
Overall Score4.4 / 5
Est. Date2020-06-29
Registered Capital5000K CNY

Huizhou Dongxin Jianji Cement Products Co., Ltd., with its registered address at Yongping Village, Yongping Development Zone, Tonghu Town, Zhongkai High tech Zone, Huizhou City, is a self built house owned by Li Jifa. The registration authority is the Market Supervision and Administration Bureau of Zhongkai High tech Industrial Development Zone, Huizhou City, and the legal representative is Yang Daming. Its business scope includes the sales of cement prefabricated parts. (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, Drain Cover, Inspection Chamber

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Weihan Environmental Protection Equipment Co., Ltd2019-11-26Electric Power Cover Plate, Sewer Pipeline, Frp Cable Tray 10000K CNYSupported
Zhongdian (Shandong) Electric Power Technology Co., Ltd2019-12-25Electric Power Cover Plate, Resin Manhole Cover, Cable Trench Cover30000K CNYSupported
Jiaguan Colored Brick Factory in Dadukou District2016-04-06Electric Power Cover Plate, Bazi Brick, Imitation Stone Ecological Brick-Supported
Shandong Baogai New Material Technology Co., Ltd2009-01-22Electric Power Cover Plate, Composite Resin Power Cover Plate, Resin Drainage Ditch43400K CNYSupported
Shandong Xufeng New Material Technology Co., Ltd2021-06-28Electric Power Cover Plate, Cable Trench Cover, Composite Manhole Cover6000K CNYNot Supported
Shandong Lurun Plastic Industry Co., Ltd2012-10-16Electric Power Cover Plate, Drainage Ditch, Stainless Steel Cover Plate21180K CNYSupported
Guangdong Gangdundun Metal Manufacturing Co., Ltd2023-03-06Electric Power Cover Plate, , Grate Cover5000K CNYNot Supported
Rongcheng Jianji Cement Products Factory, Panyu District, Guangzhou City2014-05-28Electric Power Cover Plate, Septic Tank, Inspection Chamber50000K CNYNot Supported
Guangzhou Concrete based Cement Products Co., Ltd2021-06-16Electric Power Cover Plate, Cement Cover Plate, Photovoltaic Pier500K CNYNot Supported
Huizhou Dongxin Jianji Cement Products Co., Ltd2020-06-29Electric Power Cover Plate, Drain Cover, Inspection Chamber5000K 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.

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