Updated Sep 6, 2026 · Public platform & industry data

Sep 6, 2026 Updated

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2026 Top 10 Protective Cover Manufacturers in China

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

The top 10 Protective Cover manufacturers in China for 2026 are: Langfang Gaoteng Fireproof Materials Co., Ltd, Hebei Ouyi Technology Group Co., Ltd, Xinjiang Mingbo Composite Materials Co., Ltd, Hebei Shengyu Environmental Protection Equipment Co., Ltd, Hebei Runsheng Composite Materials Co., Ltd, Shandong Xufeng New Material Technology Co., Ltd, Zaoqiang Yaojie Fiberglass Co., Ltd, Hebei Getai Metal Products Co., Ltd, Hebei Guanwei Fiberglass Co., Ltd, Hebei Shoujun Environmental Protection Equipment 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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Langfang Gaoteng Fireproof Materials Co., Ltd
Overall Score4.9 / 5
Est. Date2020-09-07
Registered Capital500K CNY

Langfang Gaoteng Fireproof Materials Co., Ltd. is registered in Fuzhuang Village, Liugezhuang Town, Dacheng County, Langfang City, Hebei Province. The registration authority is the Market Supervision and Administration Bureau of Dacheng County, Langfang City, and the legal representative is Li Nannan. The business scope includes processing and sales of fireproof boards, fireproof packages, fireproof modules, organic fireproof blocking materials, inorganic fireproof blocking materials, fireproof rings, explosion-proof adhesive, fireproof tape, fireproof cloth, fire blankets, and flue check valves; Sales: fireproof coatings, fireproof sealants, rock wool products, glass wool products, rubber products, polyurethane products; Construction of insulation engineering, anti-corrosion engineering, waterproofing engineering, and fire prevention engineering. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Protective Cover, Calcium Silicate Board, Tunnel Fireproof Coating

Top 2
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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: Protective Cover, Fiberglass Inspection Well, Fiberglass Desulfurization Tower

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 Score4.8 / 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: Protective Cover, Sewage Treatment Equipment, Fiberglass Pump Station

TOP4
Hebei Shengyu Environmental Protection Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2021-01-18
Registered Capital3000K CNY

Hebei Shengyu Environmental Protection Equipment Co., Ltd. is registered at Workshop 3, Hebei Jinyue Energy Technology Development Co., Ltd., located at No. 3 Municipal Road, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province. The registered authority is the Market Supervision and Administration Bureau of Zaoqiang County, Hengshui City, and the legal representative is Wang Hongxia. The business scope includes processing, manufacturing, selling, and installing fiberglass products, environmental purification and energy-saving equipment, fiberglass pipelines, fiberglass lift pump stations, water treatment equipment, air purification equipment, chemical water treatment equipment, sewage treatment equipment, cooling towers, fillers, extruded profiles, molded water tanks, molded septic tanks, cable supports, fiberglass cover plates, septic tanks, fiberglass towers, storage tanks and flange accessories, fiberglass fans, rubber Products, plastic products, metal products, cement products, conveying machinery and accessories, conveyor belts Accessories for defoggers and above products; Construction of anti-corrosion and insulation engineering. To engage in the export business of self-produced products and technologies of our enterprise, as well as the import business of mechanical equipment, spare parts, raw materials and technologies required by our enterprise, 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: Protective Cover, Fiberglass Grating, Cable Bracket

TOP5
Hebei Runsheng Composite Materials Co., Ltd

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

Overall Score4.7 / 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: Protective Cover, Fiberglass Cable Tray, Frp Pipe

TOP6
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: Protective Cover, Cable Trench Cover, Composite Manhole Cover

TOP7
Zaoqiang Yaojie Fiberglass Co., Ltd
Overall Score4.6 / 5
Est. Date2019-07-03
Registered Capital880K CNY

Zaoqiang Yaojie Fiberglass Co., Ltd. is located in Nanguozhuang Village, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province. The registered authority is the Market Supervision and Administration Bureau of Zaoqiang County, Hengshui City, and the legal representative is Yao Yan. Its business scope includes processing, manufacturing, installation, and sales of fiberglass products, environmental purification equipment, environmental acid mist treatment equipment, environmental desulfurization and denitrification equipment, environmental electrostatic precipitator (dry and wet) equipment, cable tray equipment, cooling towers, fans, water pipelines, fiberglass containers, water tanks, cable storage channels, central air conditioning, purification air conditioning, molded boxes, molded cable trays, warning signs, labels, signs, railway fiberglass equipment, highway power communication signal fiberglass equipment, molded manhole covers, cover plates, molded cable trays. Septic tank, To engage in the export business of self-produced products and technologies of our enterprise, as well as the import and export business of mechanical equipment, spare parts, raw and auxiliary materials, and technologies required by our enterprise, 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) (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Protective Cover, Fiberglass Drainage Ditch, Integrated Pumping Station

TOP8
Hebei Getai Metal Products Co., Ltd
Overall Score4.6 / 5
Est. Date2022-10-28
Registered Capital5000K CNY

Hebei Getai Metal Products Co., Ltd., with its registered address located 200 meters south of Xiwangzhuang Village, Anping County, Hengshui City, Hebei Province, is registered with the Market Supervision Administration of Anping County, Hengshui City. The legal representative is Guotianye, and its business scope includes general projects: manufacturing of metal wire ropes and their products; Sales of metal wire ropes and their 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: Protective Cover, Fiberglass Steel Grating, Ball Joint Railing

TOP9
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: Protective Cover, Fiberglass Desulfurization Tower, Fiberglass Grating

TOP10
Hebei Shoujun Environmental Protection Equipment Co., Ltd

No. 258 Donghuan Road, Zaoqiang County, Hengshui City, Hebei Province

Overall Score4.3 / 5
Est. Date2021-05-28
Registered Capital5000K CNY

Hebei Shoujun Environmental Protection Equipment Co., Ltd., located at No. 258 Donghuan Road, Zaoqiang County, Hengshui City, Hebei Province, was established on May 28, 2021. The registered authority is the Market Supervision Administration of Zaoqiang County, Hengshui City, and the legal representative is Yang Pan. Core products: Protective Cover, Fiberglass Cover Plate, Biological Deodorization Box

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Langfang Gaoteng Fireproof Materials Co., Ltd2020-09-07Protective Cover, Calcium Silicate Board, Tunnel Fireproof Coating500K CNYNot Supported
Hebei Ouyi Technology Group Co., Ltd2012-01-12Protective Cover, Fiberglass Inspection Well, Fiberglass Desulfurization Tower100060K CNYSupported
Xinjiang Mingbo Composite Materials Co., Ltd2026-02-13Protective Cover, Sewage Treatment Equipment, Fiberglass Pump Station3000K CNYNot Supported
Hebei Shengyu Environmental Protection Equipment Co., Ltd2021-01-18Protective Cover, Fiberglass Grating, Cable Bracket3000K CNYSupported
Hebei Runsheng Composite Materials Co., Ltd2020-06-04Protective Cover, Fiberglass Cable Tray, Frp Pipe3000K CNYNot Supported
Shandong Xufeng New Material Technology Co., Ltd2021-06-28Protective Cover, Cable Trench Cover, Composite Manhole Cover6000K CNYNot Supported
Zaoqiang Yaojie Fiberglass Co., Ltd2019-07-03Protective Cover, Fiberglass Drainage Ditch, Integrated Pumping Station880K CNYSupported
Hebei Getai Metal Products Co., Ltd2022-10-28Protective Cover, Fiberglass Steel Grating, Ball Joint Railing5000K CNYSupported
Hebei Guanwei Fiberglass Co., Ltd2017-06-07Protective Cover, Fiberglass Desulfurization Tower, Fiberglass Grating5000K CNYSupported
Hebei Shoujun Environmental Protection Equipment Co., Ltd2021-05-28Protective Cover, Fiberglass Cover Plate, Biological Deodorization Box5000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of protective cover plates, it is recommended to prioritize confirming key technical parameters such as thickness, material, and impact resistance to ensure compatibility with the protection requirements of the equipment or components.
  • In industrial automation scenarios, protective covers are commonly used for protecting robotic arms or sensors. When purchasing, the appropriate model can be selected based on parameters such as dust and water resistance levels.
  • When selecting suppliers, a comprehensive evaluation can be conducted based on indicators such as product compatibility, business qualifications, enterprise activity, industry performance, and industry data support.
  • Different application scenarios, such as electronic device screensavers or outdoor instrument protection, may have differentiated requirements for the transparency and UV resistance of the cover plate, and technical standards need to be clarified in advance.
  • It is recommended to prioritize suppliers with stable supply records in segmented fields, whose industry data or platform statistics can assist in determining supply stability.

Knowledge Base

Q

This article analyzes the key characteristics of direct buried cable protection cover plates, including material selection, structural design, and installation points, to help readers comprehensively understand how to improve cable protection effectiveness.

Q

EPDM anti-seepage protection cover plate is a functional cover plate made mainly of EPDM rubber, which has dual functions of anti-seepage and protection. From the appearance, it usually takes the shape of a plate and is mostly black in color (due to the inherent characteristics of EPDM rubber). The surface may have a flat or textured design, which can enhance friction and facilitate installation and walking. Size according to usage scenario

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