Updated Sep 14, 2026 · Public platform & industry data

Sep 14, 2026 Updated

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2026 Top 10 Composite Resin Cover Plate Manufacturers in China

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

The top 10 Composite Resin Cover Plate manufacturers in China for 2026 are: Hebei Sanluwu Environmental Protection Equipment Co., Ltd, Hebei Weihan Environmental Protection Equipment Co., Ltd, Zibo Meihuan Composite Materials Co., Ltd, Hebei Runsheng Composite Materials Co., Ltd, Xinjiang Mingbo Composite Materials Co., Ltd, Hebei Guanwei Fiberglass Co., Ltd, Hebei Shenghai Environmental Protection Equipment Co., Ltd, Shandong Guoyu New Materials Co., Ltd, Zaoqiang Haoyang Machinery Manufacturing Co., Ltd, Shandong Xufeng 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 Sanluwu Environmental Protection Equipment Co., Ltd
Overall Score4.9 / 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 Resin Cover Plate, Fiberglass Drainage Ditch, Biological Deodorization Box

Top 2
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Hebei Weihan Environmental Protection Equipment Co., Ltd
Overall Score4.7 / 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 Resin Cover Plate, Fiberglass Inspection Well, Fiberglass Warning Ball

Top 3
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Zibo Meihuan Composite Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2012-07-21
Registered Capital87000K CNY

Zibo Meihuan Composite Materials Co., Ltd., with its registered address at No. 1 Dadan West Road, Dadan Village, Nanding 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 Yang Aini, and the business scope includes the research and development, production, sales, installation, and technical services of composite manhole covers, cable trench covers, cable brackets, drainage pipes, grates, signs, rainwater grates, and molds; Research and development of nanomaterials, cast iron manhole covers, building materials, refractory materials, metal materials, decorative materials, electrical equipment, environmental protection equipment, mechanical parts, chemical products (excluding hazardous, monitoring, and easily producible chemicals), rubber and plastic products, packaging materials, ceramic products, automotive accessories, labor protection products, safety warning signs, plumbing equipment, communication equipment, cast iron parts, valves, bearings wholesale and retail; 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: Composite Resin Cover Plate, Resin Cover Plate, Cable Trench Cover

TOP4
Hebei Runsheng Composite Materials Co., Ltd

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

Overall Score4.6 / 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: Composite Resin Cover Plate, Fiberglass Cable Tray, Frp Pipe

TOP5
Xinjiang Mingbo Composite Materials Co., Ltd

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

Overall Score4.6 / 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: Composite Resin Cover Plate, Sewage Treatment Equipment, Fiberglass Pump Station

TOP6
Hebei Guanwei Fiberglass Co., Ltd
Overall Score4.5 / 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: Composite Resin Cover Plate, Fiberglass Desulfurization Tower, Fiberglass Grating

TOP7
Hebei Shenghai Environmental Protection Equipment Co., Ltd

Yushengtun Village, Wangjun Township, Zaoqiang County, Hengshui City, Hebei Province

Overall Score4.5 / 5
Est. Date2018-05-15
Registered Capital10000K CNY

Hebei Shenghai Environmental Protection Equipment Co., Ltd. is located in Yushengtun Village, Wangjun Township, Zaoqiang County, Hengshui City, Hebei Province. It was established on May 15, 2018 and registered with the Administration for Industry and Commerce of Zaoqiang County, Hengshui City. The legal representative is Zhu Yanhua. Core products: Composite Resin Cover Plate

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 Resin Cover Plate, Resin Manhole Cover, Cable Trench Cover

TOP9
Zaoqiang Haoyang Machinery Manufacturing Co., Ltd
Overall Score4.4 / 5
Est. Date2020-01-07
Registered Capital1000K CNY

Zaoqiang Haoyang Machinery Manufacturing Co., Ltd., with its registered address located on the west side of Wuguan Road, Matun Town, Zaoqiang County, Hengshui City, Hebei Province, is registered with the Market Supervision Administration of Zaoqiang County, Hengshui City. The legal representative is Zhang Yujie, and the business scope includes general projects such as metal cutting and welding equipment manufacturing; Sales of metal cutting and welding equipment; Manufacturing of plastic products; Sales of plastic products; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Manufacturing of metal structures; Sales of metal structures; Sales of communication equipment. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: Road freight transportation (excluding dangerous 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: Composite Resin Cover Plate, Zinc Aluminum Magnesium Maintenance Channel Board, Reinforced Corrugated Plate Bridge Frame

TOP10
Shandong Xufeng New Material Technology Co., Ltd
Overall Score4.4 / 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: Composite Resin Cover Plate, Cable Trench Cover, Composite Manhole Cover

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Sanluwu Environmental Protection Equipment Co., Ltd2021-08-26Composite Resin Cover Plate, Fiberglass Drainage Ditch, Biological Deodorization Box3000K CNYNot Supported
Hebei Weihan Environmental Protection Equipment Co., Ltd2019-11-26Composite Resin Cover Plate, Fiberglass Inspection Well, Fiberglass Warning Ball10000K CNYSupported
Zibo Meihuan Composite Materials Co., Ltd2012-07-21Composite Resin Cover Plate, Resin Cover Plate, Cable Trench Cover87000K CNYNot Supported
Hebei Runsheng Composite Materials Co., Ltd2020-06-04Composite Resin Cover Plate, Fiberglass Cable Tray, Frp Pipe3000K CNYNot Supported
Xinjiang Mingbo Composite Materials Co., Ltd2026-02-13Composite Resin Cover Plate, Sewage Treatment Equipment, Fiberglass Pump Station3000K CNYNot Supported
Hebei Guanwei Fiberglass Co., Ltd2017-06-07Composite Resin Cover Plate, Fiberglass Desulfurization Tower, Fiberglass Grating5000K CNYSupported
Hebei Shenghai Environmental Protection Equipment Co., Ltd2018-05-15Composite Resin Cover Plate10000K CNYSupported
Shandong Guoyu New Materials Co., Ltd2022-04-15Composite Resin Cover Plate, Resin Manhole Cover, Cable Trench Cover3000K CNYSupported
Zaoqiang Haoyang Machinery Manufacturing Co., Ltd2020-01-07Composite Resin Cover Plate, Zinc Aluminum Magnesium Maintenance Channel Board, Reinforced Corrugated Plate Bridge Frame1000K CNYSupported
Shandong Xufeng New Material Technology Co., Ltd2021-06-28Composite Resin Cover Plate, Cable Trench Cover, Composite Manhole Cover6000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of composite resin cover plates, it is recommended to prioritize confirming key technical parameters such as product thickness, load rating, and corrosion resistance to ensure their suitability for different scenarios such as municipal engineering or industrial plant areas.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support or platform statistical information. Such suppliers can usually provide more stable supply capabilities.
  • In scenarios such as power facilities or transportation infrastructure, the compressive strength and insulation performance of composite resin cover plates should be the key evaluation indicators to avoid long-term use effects caused by parameter mismatch.
  • Different application scenarios have differentiated requirements for color identification and anti slip texture of composite resin cover plates. When purchasing, specific specifications and details should be clarified with the supplier based on the specific purpose.

Knowledge Base

Q

Choosing a composite resin cover plate requires consideration of multiple factors. In terms of bearing capacity, it should be selected based on the actual load situation of the usage scenario. In areas with high traffic volume and frequent heavy vehicle traffic, such as urban main roads and freight corridors, it is necessary to choose composite resin cover plates with strong load-bearing capacity to ensure that they can withstand the rolling and impact of vehicles.

Q

Baidu AiGou has found pictures related to different categories of composite resin cover plates for water collection pits, taking you to appreciate the diversity and uniqueness of composite resin cover plates for water collection pits. At the same time, we also recommend high-quality composite resin cover plates for water collection pits, allowing you to easily and quickly find the most suitable composite resin cover plate for yourself when making purchases.

Q

Baidu AiGou has found different categories of composite manhole cover resin cover plate related pictures for you, taking you to appreciate the diversity and uniqueness of composite manhole cover resin cover plate. At the same time, we also recommend high-quality composite manhole cover resin cover products for you, so that you can easily and quickly find the most suitable composite manhole cover resin 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