Updated Oct 4, 2026 · Public platform & industry data

Oct 4, 2026 Updated

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2026 Top 10 Overhead Polyurethane Insulation Pipe Manufacturers in China

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Top-rated Overhead Polyurethane Insulation Pipe suppliers, How to choose a Overhead Polyurethane Insulation Pipe manufacturer, Best Overhead Polyurethane Insulation Pipe companies in China

The top 10 Overhead Polyurethane Insulation Pipe manufacturers in China for 2026 are: Langfang Ouliang Thermal Insulation Materials Co., Ltd, Cangzhou Jianghong Pipeline Equipment Co., Ltd, Cangzhou Huadun Anti corrosion and Insulation Engineering Co., Ltd, Yanshan County Yuanchuang Pipe Fitting Sales Office (Individual Industrial and Commercial Household), Hebei De'en Thermal Insulation Materials Co., Ltd, Langfang Hengzhong Thermal Insulation Materials Co., Ltd, Langfang Yiao Thermal Insulation Materials Co., Ltd, Shaanxi Shunjiahe Trading Co., Ltd, Hengshui Aoyang Thermal Insulation Materials Co., Ltd, Hebei Ranjiu Pipeline 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 Ouliang Thermal Insulation Materials Co., Ltd
Overall Score4.9 / 5
Est. Date2020-12-23
Registered Capital500K CNY

Langfang Ouliang Thermal Insulation Materials Co., Ltd., with its registered address in Da Shangtun Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Xu Falong, and its business scope includes the manufacturing and sales of thermal insulation and sound insulation materials, as well as the manufacturing and sales of plastic processing equipment; Sales of chemical products (excluding licensed chemical products), sales of metal materials, sales of building materials, and sales of plastic products; Construction project construction. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Overhead Polyurethane Insulation Pipe, Corrosion-Resistant Pipeline, Polyurethane Insulation Pipe, Prefabricated Buried Insulation Pipe

Top 2
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Cangzhou Jianghong Pipeline Equipment Co., Ltd
Overall Score4.8 / 5
Est. Date2020-05-15
Registered Capital23000K CNY

Cangzhou Jianghong Pipeline Equipment Co., Ltd., with its registered address in Jiajin Village, Mengdian Township, Yanshan County, is registered with the Market Supervision Administration of Yanshan County. The legal representative is Li Ruilan, and its business scope includes spiral steel pipes, straight seam steel pipes, seamless steel pipes, petroleum casings, anti-corrosion steel pipes, polyurethane insulation steel pipes, 3pe anti-corrosion steel pipes, TPEP anti-corrosion steel pipes, epoxy powder steel pipes, coated composite pipes, non-toxic drinking water steel pipes, hot-dip plastic cable threading protection pipes, fire coated steel pipes, resin composite steel pipes for coal mines, pipeline pipes, insulation pipes, alloy pipes, stainless steel fittings, anti-corrosion insulation materials, and pipeline equipment accessories; Sales of pipes, boards, wires, power plant accessories, pipeline accessories, anti-corrosion and insulation pipe fittings, pipeline construction and installation, anti-corrosion and insulation engineering construction, heating pipe network design and construction. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Overhead Polyurethane Insulation Pipe, Aluminum Alloy Lined Plastic Pipe, Cement Mortar Anti-Corrosion Steel Pipe

Top 3
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Cangzhou Huadun Anti corrosion and Insulation Engineering Co., Ltd
Overall Score4.8 / 5
Est. Date2009-03-20
Registered Capital51000K CNY

Cangzhou Huadun Anti corrosion and Insulation Engineering Co., Ltd., with its registered address at No. 3, West of Zhengyuan Street, Zhenggang Park, Economic Development Zone, Yanshan County, Cangzhou City, Hebei Province, is registered with the Market Supervision Administration of Yanshan County. The legal representative is Jia Zhenfeng, and its business scope includes general projects such as production and sales of anti-corrosion and insulation engineering; Steel pipes, insulation materials, pipelines and pipeline fittings, pipes, plates, and steel materials. (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: Overhead Polyurethane Insulation Pipe, Coated Steel Pipes For Coal Mines, Fire Protection Coated Steel Pipe

TOP4
Yanshan County Yuanchuang Pipe Fitting Sales Office (Individual Industrial and Commercial Household)
Overall Score4.7 / 5
Est. Date2024-12-18
Registered Capital-

Yanshan County Yuanchuang Pipe Fitting Sales Office (Individual Industrial and Commercial Household), registered at Room 1202, Unit 1, Building 7, Tiantai Jiayuan, Yanshan County, with the registration authority of Yanshan County Market Supervision Administration and the legal representative of Song Zhijie. Its business scope includes general projects: sales of metal materials; Sales of metal products; Retail of hardware 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: Overhead Polyurethane Insulation Pipe, Lined Plastic Lined Rubber Lined Ptfe Pipeline, Epoxy Coal Tar Anti-Corrosion Steel Pipe

TOP5
Hebei De'en Thermal Insulation Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2015-11-18
Registered Capital50000K CNY

Hebei De'en Thermal Insulation Materials Co., Ltd., with its registered address in Daluo Village, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision and Administration Bureau of Dacheng County, Langfang City. The legal representative is Xu Zhentao, and its business scope includes processing and sales of polyurethane prefabricated buried insulation pipes, steel sheathed steam buried insulation pipes, high-density polyethylene outer protective pipes, fiberglass insulation pipes, plastic sheathed steel, steel sheathed steel insulation pipes and insulation fittings, hot spring water insulation pipes, PPR cold and hot water insulation pipes, air conditioning water freezing system insulation pipes, and high-temperature steam composite insulation pipes; Sales: Polyurethane products, rock wool products, glass wool products, rubber products, aluminum silicate products, sealing gaskets, and packing; Undertake the construction of municipal thermal pipelines and anti-corrosion insulation projects. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Overhead Polyurethane Insulation Pipe, Steel Sleeve Steel Insulation Pipe, Polyurethane Insulation Pipe

TOP6
Langfang Hengzhong Thermal Insulation Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2018-11-30
Registered Capital5000K CNY

Langfang Hengzhong Thermal Insulation Materials Co., Ltd., with its registered address in Daluo Village, Dashangtun Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Ban Jianbin, and its business scope includes the manufacturing and sales of thermal insulation and sound insulation materials, fireproof sealing materials, lightweight building materials, ecological environment materials (excluding hazardous chemicals), cement products, fasteners, refractory materials, glass fibers and products, and household textile products; Sales of insulation materials, building waterproofing membrane products, synthetic materials (excluding hazardous chemicals), chemical products (excluding licensed chemical products), building materials, sealing materials, anti-corrosion materials, high-performance fibers and composite materials; Construction project construction. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Overhead Polyurethane Insulation Pipe, Polyurethane Pipe Shell, Steel Sleeve Steel Steam Insulation Pipe

TOP7
Langfang Yiao Thermal Insulation Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2017-03-29
Registered Capital1060K CNY

Langfang Yiao Thermal Insulation Materials Co., Ltd. is located in Guowangzhibao Village, Guang'an Town, Dacheng County, Langfang City, Hebei Province. It was established on March 29, 2017, with the registration authority being the Market Supervision Administration of Dacheng County, Langfang City, and the legal representative being Bao Jianzhong. Core products: Overhead Polyurethane Insulation Pipe, Thermal Pipeline, Overhead Insulation Pipe

TOP8
Shaanxi Shunjiahe Trading Co., Ltd
Overall Score4.6 / 5
Est. Date2021-02-02
Registered Capital10000K CNY

Shaanxi Shunjiahe Trading Co., Ltd., with its registered address at No. 9, Building 3, 12th Street, Hardware and Electrical B Zone, South China City, International Port Zone, Xi'an City, Shaanxi Province, is registered with the Chanba International Port Branch (Port Area) of Xi'an Municipal Administration for Market Regulation. The legal representative is Zhang Shuning, and its business scope includes general projects such as sales of building materials; Sales of refrigeration and air conditioning equipment; Sales of firefighting equipment; Sales of building waterproofing membrane products; Sales of power facilities and equipment; Sales of electrical instruments and meters; Sales of metal fittings for construction; Sales of building decoration materials; Trade brokers. (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: Overhead Polyurethane Insulation Pipe, , Valve

TOP9
Hengshui Aoyang Thermal Insulation Materials Co., Ltd
Overall Score4.4 / 5
Est. Date2018-05-23
Registered Capital31000K CNY

Hengshui Aoyang Thermal Insulation Materials Co., Ltd. is registered at No. 16 Guangming Street, Zhaoqiao Town, Wuyi County, Hengshui City, Hebei Province. The registration authority is the Market Supervision Administration of Wuyi County, Hengshui City, and the legal representative is Zhang Jialing. Its business scope includes the manufacturing of thermal insulation and sound insulation materials. Production and sales: high-density polyethylene jacket, polyurethane insulation board, polyurethane insulation pipe, insulation pipe fittings, polyurethane tile shell, polyurethane composite material, steel sleeve steel insulation pipe. Sales: Glass wool products, chemical products (including rubber and plastic products), aluminum silicate products, rock wool products, steel pipes and fittings, thermal pipeline accessories, hardware and electromechanical products. Undertake anti-corrosion and insulation projects. (Except for hazardous chemicals such as flammable, explosive, and easily producible drugs, which are restricted or prohibited by the state). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Overhead Polyurethane Insulation Pipe, Overhead Insulation Pipe, Polyurethane Insulation Board

TOP10
Hebei Ranjiu Pipeline Co., Ltd
Overall Score4.3 / 5
Est. Date2020-12-22
Registered Capital16000K CNY

Hebei Ranjiu Pipeline Co., Ltd., registered in Puwa District, Yanshan Economic Development Zone, Hebei Province, with the Market Supervision and Administration Bureau of Yanshan County as the registration authority and Li Ranran as the legal representative, engages in general projects including the production of spiral steel pipes, straight seam steel pipes, polyurethane insulation pipes, 3PE anti-corrosion steel pipes, TPEP anti-corrosion steel pipes, epoxy powder anti-corrosion steel pipes, water supply and drainage coated composite steel pipes, steel sleeve steel steam insulation pipes, fire protection coated steel pipes, and coal mine coated steel pipes; Sales of seamless steel pipes, line pipes, alloy pipes, stainless steel pipes, fittings, and anti-corrosion and insulation materials. (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: Overhead Polyurethane Insulation Pipe, 3Pe Anti-Corrosion Steel Pipe, Seamless Steel Pipe

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Langfang Ouliang Thermal Insulation Materials Co., Ltd2020-12-23Overhead Polyurethane Insulation Pipe, Corrosion-Resistant Pipeline, Polyurethane Insulation Pipe, Prefabricated Buried Insulation Pipe500K CNYSupported
Cangzhou Jianghong Pipeline Equipment Co., Ltd2020-05-15Overhead Polyurethane Insulation Pipe, Aluminum Alloy Lined Plastic Pipe, Cement Mortar Anti-Corrosion Steel Pipe23000K CNYSupported
Cangzhou Huadun Anti corrosion and Insulation Engineering Co., Ltd2009-03-20Overhead Polyurethane Insulation Pipe, Coated Steel Pipes For Coal Mines, Fire Protection Coated Steel Pipe51000K CNYSupported
Yanshan County Yuanchuang Pipe Fitting Sales Office (Individual Industrial and Commercial Household)2024-12-18Overhead Polyurethane Insulation Pipe, Lined Plastic Lined Rubber Lined Ptfe Pipeline, Epoxy Coal Tar Anti-Corrosion Steel Pipe-Supported
Hebei De'en Thermal Insulation Materials Co., Ltd2015-11-18Overhead Polyurethane Insulation Pipe, Steel Sleeve Steel Insulation Pipe, Polyurethane Insulation Pipe50000K CNYNot Supported
Langfang Hengzhong Thermal Insulation Materials Co., Ltd2018-11-30Overhead Polyurethane Insulation Pipe, Polyurethane Pipe Shell, Steel Sleeve Steel Steam Insulation Pipe5000K CNYNot Supported
Langfang Yiao Thermal Insulation Materials Co., Ltd2017-03-29Overhead Polyurethane Insulation Pipe, Thermal Pipeline, Overhead Insulation Pipe1060K CNYNot Supported
Shaanxi Shunjiahe Trading Co., Ltd2021-02-02Overhead Polyurethane Insulation Pipe, , Valve10000K CNYNot Supported
Hengshui Aoyang Thermal Insulation Materials Co., Ltd2018-05-23Overhead Polyurethane Insulation Pipe, Overhead Insulation Pipe, Polyurethane Insulation Board31000K CNYNot Supported
Hebei Ranjiu Pipeline Co., Ltd2020-12-22Overhead Polyurethane Insulation Pipe, 3Pe Anti-Corrosion Steel Pipe, Seamless Steel Pipe16000K CNYSupported

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