Updated Sep 13, 2026 · Public platform & industry data

Sep 13, 2026 Updated

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2026 Top 10 Fiberglass Cofferdam Manufacturers in China

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Top-rated Fiberglass Cofferdam suppliers, How to choose a Fiberglass Cofferdam manufacturer, Best Fiberglass Cofferdam companies in China

The top 10 Fiberglass Cofferdam manufacturers in China for 2026 are: Hebei Yuanlishengshi Fiberglass Co., Ltd, Hebei Ouyi Technology Group Co., Ltd, Shanghai Sanzuding New Materials Co., Ltd, Nantong Putuo New Materials Co., Ltd, Anping County Xielong Fiberglass Products Co., Ltd, Shandong Zhenfei Plastic Industry Group Co., Ltd, Changzhou Xinhe Flooring Technology Co., Ltd, Zaoqiang County Heying Environmental Protection Equipment Manufacturing Factory, Haotian Glass Steel Plant in Zaoqiang County, Zaoqiang Guangfeng 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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Hebei Yuanlishengshi Fiberglass Co., Ltd
Overall Score4.9 / 5
Est. Date2018-05-08
Registered Capital10000K CNY

Hebei Yuanlishengshi Fiberglass Co., Ltd., with its registered address in Heima Village, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province, is registered with the Market Supervision and Administration Bureau of Zaoqiang County, Hengshui City. The legal representative is Liu Jianqi, and the business scope includes processing, manufacturing, installing, and selling fiberglass products, marker posts, pipelines, septic tanks, cooling towers, meter boxes, storage tanks, water tanks, desulfurization towers, pipe fittings, anti-corrosion self leveling ground, lighting panels, inspection wells, manhole covers, guardrails, fences, environmental protection and energy-saving equipment, metal products, gas accessories, plastic products, gas pressure regulating equipment, valves, pumps, flanges, instruments and meters, central air conditioning supporting products, rubber products, automation supporting products, air pollution control equipment, solid Waste and water treatment equipment, purification and energy-saving equipment, non-standard steel structure products; Environmental engineering design; Production, installation, and processing of integrated pumping stations; Anti corrosion and insulation engineering; Environmental protection 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: Fiberglass Cofferdam, Fiberglass Inspection Well, Fiberglass Valve Shell

Top 2
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Hebei Ouyi Technology Group Co., Ltd
Overall Score4.7 / 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: Fiberglass Cofferdam, Rainproof Cover For Conveyor, Cement Anti-Corrosion

Top 3
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Shanghai Sanzuding New Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2015-06-19
Registered Capital5000K CNY

Shanghai Sanzuding New Materials Co., Ltd., with its registered address at 466A, Building 5, No. 750 Linyuan Street, Zhujing Town, Jinshan District, Shanghai, is registered with the Shanghai Administration for Industry and Commerce. The legal representative is Liu Zhanfeng, and the business scope includes technology development, technology transfer, technology consulting, and technical services in the field of new materials. The company also sells rubber and plastic products, chemical products and raw materials (excluding hazardous chemicals), clothing accessories, building materials, and electronic products. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Fiberglass Cofferdam, Epoxy Resin Insulation Paint, Transformer Core Insulation Paint

TOP4
Nantong Putuo New Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2010-05-25
Registered Capital8000K CNY

Nantong Putuo New Materials Co., Ltd., with its registered address at No. 58 Rongsheng Road, Nantong City, is registered with the Nantong Administrative Approval Bureau and its legal representative is Wenpu. Its business scope includes licensed projects such as import and export agency; Import and export of goods (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results) General projects: sales of communication equipment; Sales of instruments and meters; Sales of building materials; Sales of building decoration materials; Sales of chemical products (excluding licensed chemical products); Sales of daily necessities; Sales of needle textiles and raw materials; Luggage sales; Sales of labor protection equipment; Sales of plastic products; Sales of electric bicycles; Sales of wind and electric tools; Sales of household appliances; Electronic product sales; Sales of fiberglass and related products; Sales of glass fiber reinforced plastic products; Wholesale of sports goods and equipment; Wholesale of clothing and apparel; Wholesale of automotive spare parts; Wholesale of medical masks; Sales of daily masks (non-medical); Sales of Class II medical devices; Wholesale of hardware products (except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law). Core products: Fiberglass Cofferdam, Stainless Steel Tactile Paving, I-Beam/H-Beam/I-Beam

TOP5
Anping County Xielong Fiberglass Products Co., Ltd
Overall Score4.6 / 5
Est. Date2021-01-20
Registered Capital1000K CNY

Anping Xielong Fiberglass Products Co., Ltd. is registered at Workshop 15, Hantong Company, No. 8 Jingqi Road, Anping County, Hengshui City, Hebei Province. The registration authority is the Market Supervision Administration of Anping County, Hengshui City, and the legal representative is Liu Qianqian. The business scope includes the manufacturing of fiberglass and products. Production, sales, and installation: fiberglass products, fiberglass molded products, fiberglass grilles, fiberglass fences, fiberglass retractable fences, landscape fences, fiberglass soundproof panels, cable supports, cable trays, marker posts, extruded profiles, guardrail nets, steel grilles, hand pasted fiberglass products, and import and export business; Research and development of new power products and technical services. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fiberglass Cofferdam, Substation Fence, Bridge Railing

TOP6
Shandong Zhenfei Plastic Industry Group Co., Ltd
Overall Score4.5 / 5
Est. Date2013-01-18
Registered Capital3000K CNY

Shandong Zhenfei Plastic Industry Group Co., Ltd., with its registered address at No. 233, Datingzi Village, Shidui Town, Anqiu City, Weifang City, Shandong Province, is registered with the Anqiu Market Supervision Administration. The legal representative is Li Hongwei, and its business scope includes general projects such as the manufacturing of plastic packaging boxes and containers; Sales of plastic products; Manufacturing of synthetic materials (excluding hazardous chemicals); Manufacturing of industrial textile products; Manufacturing of biobased materials; Manufacturing of glass fiber reinforced plastic products; Manufacturing of high-performance fibers and composite materials; Manufacturing of plastic products; Production of labor protection equipment; Sales of high-performance fibers and composite materials; Sales of synthetic materials; Floor manufacturing; Floor sales; Sales of industrial textile products; Sales of glass fiber reinforced plastic products; Sales of chemical products (excluding licensed chemical products); Sales of specialized packaging equipment; Luggage manufacturing; Luggage sales; Sports competition organization; Fitness and leisure activities; Retail of sports goods and equipment; Outdoor product sales; Sports venue and facility management (excluding high-risk sports); Sports event planning; Organize sports performance activities; Sales of building decoration materials; Retail of hardware products; Promotion services for new material technology; Import and export of goods; Technology import and export. (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: Fiberglass Cofferdam, Bridge Pre Pressure Water Bag, Soft New Type Biogas Bag

TOP7
Changzhou Xinhe Flooring Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2014-05-19
Registered Capital5000K CNY

Changzhou Xinhe Flooring Technology Co., Ltd., with its registered address at Room 609, No. 301 Tongjiang Avenue, Xinbei District, Changzhou. The registration authority is the Administrative Approval Bureau of Changzhou National High tech Industrial Development Zone (Xinbei District), and the legal representative is Pang Runtao. Its business scope includes the research and development of epoxy flooring technology; Indoor and outdoor architectural decoration design and construction; Design and construction of flooring engineering; Construction of parking lot facilities engineering, road traffic facilities engineering, sports field facilities engineering, and anti-corrosion engineering; Sales of building materials and chemical raw materials (excluding hazardous materials). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fiberglass Cofferdam, Concrete Curing Agent Floor, Silicon Pu Stadium Floor

TOP8
Zaoqiang County Heying Environmental Protection Equipment Manufacturing Factory
Overall Score4.5 / 5
Est. Date2016-12-20
Registered Capital-

Zaoqiang County Heying Environmental Protection Equipment Manufacturing Factory, with its registered address located on the east side of Fuqiang North Road in Zaoqiang County, is registered with the Market Supervision Administration of Zaoqiang County, Hengshui City. The legal representative is Fan Qingchun, and its business scope includes processing and selling fiberglass products. (If the above business scope involves licensed business projects, permission from relevant departments should be obtained before operation.). Core products: Fiberglass Cofferdam, Fiberglass Fish Pond, Motor Protective Cover

TOP9
Haotian Glass Steel Plant in Zaoqiang County
Overall Score4.4 / 5
Est. Date2020-03-31
Registered Capital-

Haotian Glass Steel Plant in Zaoqiang County, Hengshui City, Hebei Province, with its registered address located in Songwangfang Village, Zaoqiang County, Hengshui City. The registration authority is the Market Supervision Administration of Zaoqiang County, Hengshui City, and the legal representative is Song Hongwen. Its business scope includes fiberglass products, air source heat pump units, solar air source heat pumps, air conditioning equipment, central air conditioning supporting products, fire exhaust equipment, rubber products, foot operated flushing buckets, robot intelligent supporting equipment, automation supporting products, environmental protection special equipment, metal structure manufacturing, metal products, environmentally friendly toilets, gas pressure regulator supporting equipment, power generation equipment, power auxiliary equipment and accessories, production, processing, manufacturing, sales and installation, environmental engineering design, municipal engineering, urban landscape environmental protection supporting engineering construction, water conservancy and hydropower engineering. The sentence is:, Special equipment installation, renovation and repair, labor subcontracting. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fiberglass Cofferdam, Fiberglass Milestone, Fiberglass Gas Warning Sign

TOP10
Zaoqiang Guangfeng Environmental Protection Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2018-04-11
Registered Capital1000K CNY

Zaoqiang Guangfeng Environmental Protection Equipment Co., Ltd., with its registered address at Workshop 7, Hengrun Group Multi Base Composite Materials Base (East Outer Ring North Road, Zaoqiang County), Hengshui City, Hebei Province, is registered with the Market Supervision and Administration Bureau of Zaoqiang County, Hengshui City. The legal representative is Du Jianhui, and its business scope includes processing, manufacturing, selling, and installing environmental protection equipment, desulfurization towers, spray towers, purification towers, absorption towers, fiberglass storage tanks, fiberglass containers, fiberglass pipelines, fiberglass membrane shells, plastic pipes, fittings and products, extrusion, molding, fiberglass towers, cooling towers, fans, water tanks, septic tanks, anti glare plate brackets, fiberglass bridge bracket clamps, road traffic facilities: fiberglass milestone Fiberglass hundred meter stakes, contour markers, sign stakes, warning signs, road barriers, municipal construction iron horses, protective barriers, directional signs Equipment such as protective stakes, warning posts, isolation piers, anti-collision buckets, isolation belts, indicator lights, traffic warning lights, road studs, anti glare panels, road speed bumps, etc. Parking lot transportation facilities: guardrails, barrier gates, wheel locators, wheel guards, parking locks, wheel locks, corner protectors, central air conditioning terminals and installation, on-site anti-corrosion and waterproof engineering, drip irrigation pipes, micro nozzles, micro irrigation complete sets of equipment, fiberglass products. 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: Fiberglass Cofferdam, Gas Marker Post, Fiberglass Warning Post

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Yuanlishengshi Fiberglass Co., Ltd2018-05-08Fiberglass Cofferdam, Fiberglass Inspection Well, Fiberglass Valve Shell10000K CNYNot Supported
Hebei Ouyi Technology Group Co., Ltd2012-01-12Fiberglass Cofferdam, Rainproof Cover For Conveyor, Cement Anti-Corrosion100060K CNYSupported
Shanghai Sanzuding New Materials Co., Ltd2015-06-19Fiberglass Cofferdam, Epoxy Resin Insulation Paint, Transformer Core Insulation Paint5000K CNYNot Supported
Nantong Putuo New Materials Co., Ltd2010-05-25Fiberglass Cofferdam, Stainless Steel Tactile Paving, I-Beam/H-Beam/I-Beam8000K CNYSupported
Anping County Xielong Fiberglass Products Co., Ltd2021-01-20Fiberglass Cofferdam, Substation Fence, Bridge Railing1000K CNYNot Supported
Shandong Zhenfei Plastic Industry Group Co., Ltd2013-01-18Fiberglass Cofferdam, Bridge Pre Pressure Water Bag, Soft New Type Biogas Bag3000K CNYSupported
Changzhou Xinhe Flooring Technology Co., Ltd2014-05-19Fiberglass Cofferdam, Concrete Curing Agent Floor, Silicon Pu Stadium Floor5000K CNYSupported
Zaoqiang County Heying Environmental Protection Equipment Manufacturing Factory2016-12-20Fiberglass Cofferdam, Fiberglass Fish Pond, Motor Protective Cover-Supported
Haotian Glass Steel Plant in Zaoqiang County2020-03-31Fiberglass Cofferdam, Fiberglass Milestone, Fiberglass Gas Warning Sign-Supported
Zaoqiang Guangfeng Environmental Protection Equipment Co., Ltd2018-04-11Fiberglass Cofferdam, Gas Marker Post, Fiberglass Warning Post1000K CNYSupported

Knowledge Base

Q

This article introduces the main functions of fiberglass reinforced plastic cofferdams, including their protective role in hydraulic construction, construction convenience, and environmental characteristics, to help readers fully understand this engineering material.

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