Updated Jun 29, 2026 · Public platform & industry data

Jun 29, 2026 Updated

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2026 Top 10 Fiberglass Duct Manufacturers in China

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

The top 10 Fiberglass Duct manufacturers in China for 2026 are: Hebei Weihan Environmental Protection Equipment Co., Ltd, Hebei Ouyi Technology Group Co., Ltd, Hebei Wohan Environmental Protection Equipment Co., Ltd, Dezhou Yongtong Ventilation Equipment Co., Ltd, Hebei Longkang Fiberglass Co., Ltd, Hebei Minxin Composite Materials Products Co., Ltd, Jiangsu Zhuohe Environmental Protection Equipment Co., Ltd, Taizhou Keke Refrigeration Equipment Co., Ltd, Hunan Guteng Environmental Protection Technology Co., Ltd, Hunan Meiersi Environmental Protection 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 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: Fiberglass Duct, Fiberglass Trash Can, Car Wash Grille

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: Fiberglass Duct, Fiberglass Swirl Plate, Fiberglass Warning Ball

Top 3
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Hebei Wohan Environmental Protection Equipment Co., Ltd
Overall Score4.8 / 5
Est. Date2017-08-21
Registered Capital3000K CNY

Hebei Wohan Environmental Protection Equipment Co., Ltd. is registered in Houchenzhuang Village, Wangjun Township, 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 Chen Bing. The company's 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 terminal 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, wire and cable, optical cable, cable materials, cable fittings, cable accessories, high and low voltage cabinets, power auxiliary equipment. And accessories, engineering construction and installation, 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 Duct, Fiberglass Fiber Wrapped Pipeline, Fiberglass Chimney

TOP4
Dezhou Yongtong Ventilation Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2021-10-22
Registered Capital100K CNY

Dezhou Yonggan Ventilation Equipment Co., Ltd., with its registered address at Room 2013, Debai Logistics Business Building, No. 2269 Dongfeng East Road, Songguantun Street Office, Dezhou Economic and Technological Development Zone, Shandong Province, is registered with the Market Supervision and Administration Bureau of Dezhou Tianqu New Area (Dezhou Economic and Technological Development Zone), and its legal representative is Wan Yueqin. Its business scope includes general projects such as sales of refrigeration and air conditioning equipment; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Fan and fan manufacturing; Manufacturing of refrigeration and air conditioning equipment; Sales of specialized equipment for environmental protection; Retail of electronic components; General equipment manufacturing (excluding special equipment manufacturing); Sales of metal materials; Manufacturing of specialized equipment for environmental protection; Sales of fans and blowers; Sales of distribution switch control equipment; Water pollution control; Sales of security equipment; Sales of firefighting equipment; Sales of special equipment; Sales of pumps and vacuum equipment; Engineering management services. (Except for projects that require approval according to law, conduct business activities independently based on the business license) Licensed project: electrical installation services; Wastewater treatment and its recycling; Construction labor subcontracting; Manufacturing of protective equipment for civil air defense engineering. (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: Fiberglass Duct, Fan Coil Unit, Induction Fan

TOP5
Hebei Longkang Fiberglass Co., Ltd
Overall Score4.7 / 5
Est. Date2010-06-23
Registered Capital38660K CNY

Hebei Longkang Fiberglass Co., Ltd., with its registered address at No. 356 Yuhua East Street, Zaoqiang County, is registered with the Market Supervision Administration of Zaoqiang County, Hengshui City. The legal representative is Kang Wei, and its business scope includes processing, manufacturing, installing, and selling fiberglass products, fiberglass pipelines, containers, molded products, rubber products, pipelines, agricultural irrigation fiberglass water outlets, metal products, cooling towers, fans, central air conditioning supporting products, environmental purification and energy-saving equipment, solid waste and water treatment equipment and engineering, agricultural intelligent irrigation equipment production and installation, anti-corrosion and insulation engineering, automation supporting products, non-standard steel structure products, gas regulator equipment, roof photovoltaic power generation, engineering construction and installation, cargo transportation, and operation of self-produced products and technologies of the enterprise. The export business and the machinery and equipment required by our company The 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: Fiberglass Duct, Fiberglass I-Beam Angle Steel Square Tube, Fiberglass Sand Filled Pipeline

TOP6
Hebei Minxin Composite Materials Products Co., Ltd
Overall Score4.6 / 5
Est. Date2022-10-12
Registered Capital3000K CNY

Hebei Minxin Composite Materials Products Co., Ltd., with its registered address located at the intersection of Yuhua East Street and Dongwai Ring Road, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province, is 100 meters east of the intersection. The registration authority is the Market Supervision Administration of Zaoqiang County, Hengshui City, and the legal representative is Duan Huangai. Its business scope includes general projects: manufacturing of non-metallic mineral products; Manufacturing of fiberglass and related products; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Sales of high-performance fibers and composite materials; Manufacturing of high-performance fibers and composite materials; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of atmospheric pollution monitoring and detection instruments and meters; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of dust removal technology equipment; Manufacturing of coal-fired flue gas desulfurization and denitrification equipment; Sales of pipeline transportation equipment; Manufacturing of pumps and vacuum equipment; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Installation services for ordinary mechanical equipment; Sales of pumps and vacuum equipment; Manufacturing of refrigeration and air conditioning equipment; Rubber product manufacturing; Sales of synthetic materials; Sales of green composite materials for rail transit. (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 Duct, Frp Pipe, Fiberglass Drainage Ditch

TOP7
Jiangsu Zhuohe Environmental Protection Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2022-10-28
Registered Capital10000K CNY

Jiangsu Zhuohe Environmental Protection Equipment Co., Ltd., with its registered address at No. 77, Caoqiao Group, Taoyuan Village, Hongqiao Town, Taixing City, is registered with the Taixing Administrative Approval Bureau and represented by Song Xuegang as its legal representative. Its business scope includes licensed projects such as construction engineering (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), and general projects such as manufacturing of specialized environmental protection equipment; Sales of specialized equipment for environmental protection; Cellulose fiber raw materials and fiber manufacturing; Synthetic fiber manufacturing; Manufacturing of high-performance fibers and composite materials; Manufacturing of fiberglass and related products; Manufacturing of glass fiber reinforced plastic products; Sales of waste carbon fiber composite material processing equipment; Sales of glass fiber reinforced plastic products; Manufacturing of equipment for processing discarded carbon fiber composite materials; Sales of high-performance fibers and composite materials; Sales of fiberglass and related products; Sales of anti-corrosion materials; Manufacturing of metal products for safety and firefighting purposes; Manufacturing of metal chains and other metal products; Repair of metal products; Sales of metal products; Sales of metal chains and other metal products; Manufacturing of electronic components and electromechanical equipment; Manufacturing of power electronic components; Manufacturing of electronic components; Wholesale of electronic components; Sales of electronic components and electromechanical equipment; Sales of power electronic components; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Sales of valves and plugs; Manufacturing of instruments and meters; Sales of instruments and meters; Manufacturing of mechanical and electrical equipment; Sales of mechanical and electrical equipment; Sales of electrical equipment; Sales of chemical products (excluding licensed chemical products); Sales of building materials; Import and export of goods; Technology import and export; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law). Core products: Fiberglass Duct, Purification Tower, Exhaust Gas Purification Equipment

TOP8
Taizhou Keke Refrigeration Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2005-06-01
Registered Capital2180K CNY

Taizhou Keke Refrigeration Equipment Co., Ltd., registered at No. 179 Gushan Middle Road, Gushan Town, Jingjiang City, with the Jingjiang Administrative Approval Bureau as the registration authority and Sheng Jianxing as the legal representative. Its business scope includes the manufacturing, processing, sales, and installation of refrigeration equipment, air conditioning equipment and accessories, purification equipment, fire-fighting equipment, and dust removal equipment; Sales of metal materials; Import and export business of various commodities and technologies through self operation and agency (excluding commodities 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 Duct, Ventilation Hose, Vertical Open Installation

TOP9
Hunan Guteng Environmental Protection Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2019-03-06
Registered Capital2000K CNY

Hunan Guteng Environmental Protection Technology Co., Ltd., with its registered address at Room 205, Changsha Metallurgical Machinery Factory (No. 2 Datang), Guitang Street, Yuhua District, Changsha City, is registered with the Market Supervision and Administration Bureau of Yuhua District, Changsha City. The legal representative is Zhou Quan, and its business scope includes the design and development of environmental protection equipment; Sales of new wear-resistant and anti-corrosion engineering materials, fiberglass products, environmental protection equipment, environmentally friendly new composite materials, water treatment equipment, and sewage treatment equipment; Wholesale of fiberglass materials, plastic products, and rubber products; Installation of fiberglass products; Construction of environmental engineering facilities; Maintenance and installation of specialized equipment (excluding elevators and boilers); Pipeline engineering construction services; Installation of water treatment equipment; Post construction decoration, renovation, and cleaning; Installation services for construction materials; Installation of new materials, new equipment, energy-saving and environmentally friendly products; Professional contracting of environmental protection engineering; Environmental technology consulting and exchange services. (Without approval, it is not allowed to engage in P2P online lending, equity crowdfunding, Internet insurance, asset management and cross-border finance, third-party payment, virtual currency transactions ICO、 Internet financial business such as illegal foreign exchange). Core products: Fiberglass Duct, Fiberglass Desulfurization Tower, Fiberglass Hydrochloric Acid Tank

TOP10
Hunan Meiersi Environmental Protection Technology Co., Ltd
Overall Score4.3 / 5
Est. Date2010-09-01
Registered Capital5000K CNY

Hunan Meiersi Environmental Protection Technology Co., Ltd., with its registered address at No. 438 Dongting Avenue, Zhongzhou Community, Jinfeng Street, West Dongting Management Zone, Changde City, Hunan Province, is registered with the Market Supervision and Administration Bureau of West Dongting Management Zone, Changde City. The legal representative is Yao Jun. Its business scope includes engineering and technical research and experimental development; Research and development, production, sales, and installation of environmentally friendly and energy-saving ventilation equipment; Research and development, production, sales, and installation of fiberglass storage tanks, fire-resistant and high-temperature corrosion-resistant pipelines, complete sets of dust removal equipment, complete sets of desulfurization equipment, complete sets of odor control equipment, and complete sets of acid-base waste absorption and neutralization equipment; General contracting and operation of complete sewage treatment facilities; Installation of air conditioning, ventilation, and purification equipment; Acting as an agent for various mechanical and electrical products and introducing foreign technology (operating with a pre license for administrative licensing); Labor services for garbage disposal, sludge treatment and disposal, sewage treatment, and industrial waste gas treatment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fiberglass Duct, Chemical Storage Tank, Stainless Steel Washing Tower

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Weihan Environmental Protection Equipment Co., Ltd2019-11-26Fiberglass Duct, Fiberglass Trash Can, Car Wash Grille10000K CNYSupported
Hebei Ouyi Technology Group Co., Ltd2012-01-12Fiberglass Duct, Fiberglass Swirl Plate, Fiberglass Warning Ball100060K CNYSupported
Hebei Wohan Environmental Protection Equipment Co., Ltd2017-08-21Fiberglass Duct, Fiberglass Fiber Wrapped Pipeline, Fiberglass Chimney3000K CNYSupported
Dezhou Yongtong Ventilation Equipment Co., Ltd2021-10-22Fiberglass Duct, Fan Coil Unit, Induction Fan100K CNYNot Supported
Hebei Longkang Fiberglass Co., Ltd2010-06-23Fiberglass Duct, Fiberglass I-Beam Angle Steel Square Tube, Fiberglass Sand Filled Pipeline38660K CNYSupported
Hebei Minxin Composite Materials Products Co., Ltd2022-10-12Fiberglass Duct, Frp Pipe, Fiberglass Drainage Ditch3000K CNYSupported
Jiangsu Zhuohe Environmental Protection Equipment Co., Ltd2022-10-28Fiberglass Duct, Purification Tower, Exhaust Gas Purification Equipment10000K CNYNot Supported
Taizhou Keke Refrigeration Equipment Co., Ltd2005-06-01Fiberglass Duct, Ventilation Hose, Vertical Open Installation2180K CNYNot Supported
Hunan Guteng Environmental Protection Technology Co., Ltd2019-03-06Fiberglass Duct, Fiberglass Desulfurization Tower, Fiberglass Hydrochloric Acid Tank2000K CNYNot Supported
Hunan Meiersi Environmental Protection Technology Co., Ltd2010-09-01Fiberglass Duct, Chemical Storage Tank, Stainless Steel Washing Tower5000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of fiberglass ducts, it is recommended to prioritize confirming key technical parameters such as duct diameter, wall thickness, and temperature resistance range to ensure compatibility with the design requirements of the ventilation system.
  • In corrosive environments such as chemical and sewage treatment, the acid and alkali resistance of fiberglass ducts is particularly critical. When purchasing, the corresponding resin substrate model can be selected based on specific scenarios.
  • 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 balance supply stability and long-term cooperation potential.
  • Fiberglass ducts used in high-rise buildings or subway projects should pay attention to their fire rating and pressure bearing capacity. When purchasing, suppliers can be required to provide third-party testing reports as technical evidence.

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