Updated Oct 25, 2026 · Public platform & industry data

Oct 25, 2026 Updated

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2026 Top 10 Finished Cover Plate Manufacturers in China

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

The top 10 Finished Cover Plate manufacturers in China for 2026 are: Hebei Jupai Environmental Protection Equipment Co., Ltd, Sanhe Guanzhong Huayun New Building Materials Factory (Individual Industrial and Commercial Household), Hebei Ouyi Technology Group Co., Ltd, Zibo Xintuo Composite Materials Technology Co., Ltd, Kenying Environmental Protection Technology (Shanghai) Co., Ltd, Anping County Digu Metal Products Co., Ltd, Anping Yuchang Wire Mesh Products Co., Ltd, Guangxi Hengyouqian Building Materials Co., Ltd, Shandong Guoyu New Materials Co., Ltd, Chengdu Hua'an Runcheng Metal 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 Jupai Environmental Protection Equipment Co., Ltd
Overall Score4.9 / 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: Finished Cover Plate, Sewage Tank Cover Plate, Fiberglass Fence

Top 2
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Sanhe Guanzhong Huayun New Building Materials Factory (Individual Industrial and Commercial Household)
Overall Score4.8 / 5
Est. Date2015-01-04
Registered Capital-

Sanhe Guanzhong Huayun New Building Materials Factory (individual industrial and commercial household), with its registered address in Dongxingzhuang Village, Liqizhuang Town, Sanhe City, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Sanhe City, Langfang City. The legal representative is Huang Zining, and its business scope includes processing and sales of cement products (projects that require approval according to law can only be carried out with the approval of relevant departments).. Core products: Finished Cover Plate, Overboard Board, Concrete Barrier

Top 3
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Hebei Ouyi Technology Group Co., Ltd
Overall Score4.8 / 5
Est. Date2012-01-12
Registered Capital100060K CNY

Hebei Ouyi Technology Group Co., Ltd., registered at the Fiberglass City Industrial Park in Zaoqiang County, registered with the Market Supervision and Administration Bureau of Zaoqiang County, Hengshui City. The legal representative is Liu Jinhua, and the business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Construction of earthwork engineering; Construction of metal doors and windows engineering; Biomass energy technology services; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of plastic products; Sales of plastic products; Manufacturing of high-performance fibers and composite materials; Sales of high-performance fibers and composite materials; Manufacturing of metal structures; Sales of metal structures; Sales of metal products; Manufacturing of metal chains and other metal products; Sales of metal chains and other metal products; Wastewater treatment and its recycling; Manufacturing of specialized machinery and equipment for water resources; Manufacturing of environmental emergency technology equipment; Sales of environmental emergency technical equipment; Rubber product manufacturing; Sales of rubber products; Manufacturing of refrigeration and air conditioning equipment; Sales of refrigeration and air conditioning equipment; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of dust removal technology equipment; Manufacturing of coal-fired flue gas desulfurization and denitrification equipment; Sales of coal-fired flue gas desulfurization and denitrification equipment; Sales of coatings (excluding hazardous chemicals); Manufacturing of material handling equipment; Sales of material handling equipment; Manufacturing of arts and crafts and ceremonial items (excluding ivory and its products); Sales of arts and crafts and ceremonial supplies (excluding ivory and its products); Bearing manufacturing; Manufacturing of bearings, gears, and transmission components; Bearing sales; Sales of bearings, gears, and transmission components; Manufacturing of gears, gear reducers, and gearboxes; Sales of gears, gear reducers, and gearboxes; Manufacturing of enamel products; Sales of enamel products; Fan and fan manufacturing; Sales of fans and blowers; Manufacturing of synthetic materials (excluding hazardous chemicals); Sales of synthetic materials; Sales of anti-corrosion materials; Sales of insulation materials; Professional design services; Sales of building materials; Housing rental; Non residential real estate leasing; Rental services (excluding licensed rental services); Contract energy management; Import and export of goods; Technology import and export; Production of gas appliances; Manufacturing of digital video surveillance systems; Sales of digital video surveillance systems; Integrated circuit manufacturing; Manufacturing of integrated circuit chips and products; Integrated circuit sales; Sales of integrated circuit chips and products; Manufacturing of electronic components; Retail of electronic components; Manufacturing of specialized equipment for semiconductor devices; Sales of specialized equipment for semiconductor devices; Integrated circuit chip design and services; Wholesale of electronic components; Electronic product sales; Manufacturing of power electronic components; Sales of power electronic components; Retail of computer software, hardware, and auxiliary equipment; Wholesale of computer software, hardware, and auxiliary equipment; Information technology consulting services (except for projects that require approval according to law, business activities can be carried out independently based on the business license) License project: special equipment manufacturing; Construction project construction; Construction professional operations; Construction project design; Construction labor subcontracting; Special equipment installation, renovation, and repair (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval documents or licenses). Core products: Finished Cover Plate, Fiberglass Warning Ball, Fiberglass Duct

TOP4
Zibo Xintuo Composite Materials Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2014-05-08
Registered Capital2000K CNY

Zibo Xintuo Composite Materials Technology Co., Ltd., registered at No. 111 Changguo West Road, Zhangdian District, Zibo City, Shandong Province (No. 417 Luzhong Hardware and Electrical City), registered with the Market Supervision and Administration Bureau of Zibo Economic Development Zone, with legal representative Shao Yunyun. Its business scope includes research and development of glass fiber composite materials, cement composite materials, automotive composite materials, glass composite materials, and metal composite materials; Design, sales, and installation of plastic wood, composite fiber wall panels, reinforced composite flooring, composite alloys, composite glass, composite doors and windows furniture, stainless steel composite panels, composite metal ceramics, and composite plastic handicrafts; Sales of indoor and outdoor composite coatings. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Finished Cover Plate, Stainless Steel Courtyard Cover, Stainless Steel Sump Cover Plate

TOP5
Kenying Environmental Protection Technology (Shanghai) Co., Ltd
Overall Score4.7 / 5
Est. Date2009-02-25
Registered Capital10000K CNY

Kenying Environmental Protection Technology (Shanghai) Co., Ltd., with its registered address at Room 801, Zone G, Room 008, Lane 188, Panzhong East Road, Xujing Town, Qingpu District, Shanghai. The registration authority is the Qingpu District Market Supervision and Administration Bureau, and the legal representative is Yang Changguo. Its business scope includes technology development, technology consulting, technology transfer, and technology services in the field of environmental protection technology; Processing of metal products; Manufacturing and sales of mechanical equipment (excluding special ones); Sales of stainless steel products, metal products, metal materials, and building materials; Business information consultation. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Finished Cover Plate, Triple Filtration Belt Sedimentation Tank, Stainless Steel Floor Drain

TOP6
Anping County Digu Metal Products Co., Ltd

280 meters north of the intersection of Wei'er Road and Jingsi Road in Anping County Development Zone, Hengshui City, Hebei Province, west of the road

Overall Score4.6 / 5
Est. Date2026-04-19
Registered Capital500K CNY

Anping County Digu Metal Products Co., Ltd. is located 280 meters north of the intersection of Wei'er Road and Jingsi Road in Anping County Development Zone, Hengshui City, Hebei Province. It was established on April 19, 2026, with the registration authority of Anping County Market Supervision Administration and the legal representative being Liu Jia. Core products: Finished Cover Plate, Stair Tread, Drainage Trench Cover

TOP7
Anping Yuchang Wire Mesh Products Co., Ltd
Overall Score4.6 / 5
Est. Date2025-04-17
Registered Capital180K CNY

Anping Yuchang Wire Mesh Products Co., Ltd. is registered at 1060 meters northeast of Qianpu Village, Xiliangwa Township, Anping County, Hengshui City, Hebei Province. The registration authority is the Anping County Market Supervision and Administration Bureau of Hengshui City, and the legal representative is Yang Honghong. The business scope includes general projects: manufacturing of metal wire ropes and their products; Sales of metal wire ropes and their products; Sales of metal products; Sales of plastic products; Sales of glass fiber reinforced plastic 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: Finished Cover Plate, Municipal Guardrail, Beijing Style Guardrail

TOP8
Guangxi Hengyouqian Building Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2022-06-10
Registered Capital2000K CNY

Guangxi Hengyouqian Building Materials Co., Ltd., with its registered address at No. 845 Hongyuan Foundry, Yubo Avenue, Yulin City, Guangxi Province, is registered with the Market Supervision and Administration Bureau of Yuzhou District, Yulin City. The legal representative is Xiao Chuanshun, and the business scope includes general projects: manufacturing of new building materials (excluding hazardous chemicals); Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Sales of plastic products; Sales of power facilities and equipment; Manufacturing of power facilities and equipment; Operation of wires and cables; Sales of building decoration materials; Manufacturing of hardware products; Wholesale of hardware products; Sales of firefighting equipment; Sales of security equipment; Sales of building materials; Mechanical equipment leasing; Rental services (excluding licensed rental services); Residential water and electricity installation and maintenance services; Domestic trade agency; Sales of pipeline transportation equipment; Container sales; Container leasing services; Container maintenance; Manufacturing of mechanical and electrical equipment; Retail of hardware products; Sales of specialized equipment for environmental protection; Sales of glass fiber reinforced plastic products; Sales of household waste treatment equipment; Internet sales (except for the sale of goods that need permission) (except for items that need approval according to law, independently carry out business activities according to law with the business license). Core products: Finished Cover Plate, Pe Carbon Corrugated Pipe, Steel Strip Pipe

TOP9
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: Finished Cover Plate, Resin Manhole Cover, Cable Trench Cover

TOP10
Chengdu Hua'an Runcheng Metal Materials Co., Ltd
Overall Score4.3 / 5
Est. Date2015-10-21
Registered Capital5000K CNY

Chengdu Hua'an Runcheng Metal Materials Co., Ltd., with its registered address at No. 25, 1st Floor, Row 7, Zone 1, Youlian Community, Shaheyuan Street, Jinniu District, Chengdu City, is registered with the Jinniu District Market Supervision and Administration Bureau. The legal representative is Ren Weiwei, and its business scope includes the sale of metal materials, building materials, hardware products, mechanical equipment, and deformation joint materials; Architectural decoration and renovation projects; Engineering and technical consulting; Business information consultation.. Core products: Finished Cover Plate, Internal Wall Deformation Joint, Roof Expansion Joint

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Jupai Environmental Protection Equipment Co., Ltd2022-02-07Finished Cover Plate, Sewage Tank Cover Plate, Fiberglass Fence6000K CNYSupported
Sanhe Guanzhong Huayun New Building Materials Factory (Individual Industrial and Commercial Household)2015-01-04Finished Cover Plate, Overboard Board, Concrete Barrier-Supported
Hebei Ouyi Technology Group Co., Ltd2012-01-12Finished Cover Plate, Fiberglass Warning Ball, Fiberglass Duct100060K CNYSupported
Zibo Xintuo Composite Materials Technology Co., Ltd2014-05-08Finished Cover Plate, Stainless Steel Courtyard Cover, Stainless Steel Sump Cover Plate2000K CNYSupported
Kenying Environmental Protection Technology (Shanghai) Co., Ltd2009-02-25Finished Cover Plate, Triple Filtration Belt Sedimentation Tank, Stainless Steel Floor Drain10000K CNYNot Supported
Anping County Digu Metal Products Co., Ltd2026-04-19Finished Cover Plate, Stair Tread, Drainage Trench Cover500K CNYSupported
Anping Yuchang Wire Mesh Products Co., Ltd2025-04-17Finished Cover Plate, Municipal Guardrail, Beijing Style Guardrail180K CNYSupported
Guangxi Hengyouqian Building Materials Co., Ltd2022-06-10Finished Cover Plate, Pe Carbon Corrugated Pipe, Steel Strip Pipe2000K CNYNot Supported
Shandong Guoyu New Materials Co., Ltd2022-04-15Finished Cover Plate, Resin Manhole Cover, Cable Trench Cover3000K CNYSupported
Chengdu Hua'an Runcheng Metal Materials Co., Ltd2015-10-21Finished Cover Plate, Internal Wall Deformation Joint, Roof Expansion Joint5000K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of finished cover plates, it is recommended to prioritize confirming key technical parameters such as thickness, material, and load-bearing capacity to ensure compatibility with project requirements.
  • In scenarios such as industrial drainage or municipal facilities, the corrosion resistance and durability of finished cover plates need to be evaluated based on specific environments to avoid increased maintenance costs due to improper selection.
  • 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 reduce procurement risks.
  • Finished cover plates of different specifications are suitable for scenarios such as road manhole covers and cable trench covers. Before procurement, it is necessary to clarify the installation dimensions and load levels to avoid affecting the construction progress due to specification errors.

Knowledge Base

Q

This article explores the functional characteristics, material selection, and application scenarios of finished sump cover plates, helping readers understand their importance and key points for selection in construction projects.

Q

This article introduces the finished cover plate inside the floodwater. The finished cover plate, as an important component of the drainage system, is mainly used to cover the water tank of the drainage system and has important sealing and protective functions. This article will provide a detailed introduction to the material, characteristics, and usage methods of finished 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