Updated Aug 5, 2026 · Public platform & industry data

Aug 5, 2026 Updated

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2026 Top 10 Fire Blocking Ring Manufacturers in China

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Top-rated Fire Blocking Ring suppliers, How to choose a Fire Blocking Ring manufacturer, Best Fire Blocking Ring companies in China

The top 10 Fire Blocking Ring manufacturers in China for 2026 are: Langfang Dahao Fireproof Materials Co., Ltd, Langfang Gaoteng Fireproof Materials Co., Ltd, Dry Solid Plastic Products Hebei Co., Ltd, Such as Plastic Industry Langfang Co., Ltd, Langfang Xingte Technology Co., Ltd, Langfang Allies Fireproof Materials Co., Ltd, Cangzhou Huawang Construction Equipment Co., Ltd, Hebei Mutual Benefit Refractory Insulation Engineering Co., Ltd, Hebei Meixia Environmental Protection Technology Co., Ltd, Hebei Qunyao Rubber Products 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 Dahao Fireproof Materials Co., Ltd
Overall Score4.9 / 5
Est. Date2017-01-06
Registered Capital50000K CNY

Langfang Dahao Fireproof Materials Co., Ltd. is located in Dingzhuang Village, Liugezhuang Town, Dacheng County, Langfang City, Hebei Province. It was established on January 6, 2017 and registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Zhang Zhong'an. Core products: Fire Blocking Ring, None, Non Expanding Steel Structure Fireproof Coating

Top 2
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Langfang Gaoteng Fireproof Materials Co., Ltd
Overall Score4.7 / 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: Fire Blocking Ring, Calcium Silicate Board, L-Shaped Fireproof Board

Top 3
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Dry Solid Plastic Products Hebei Co., Ltd
Overall Score4.7 / 5
Est. Date2023-09-19
Registered Capital36000K CNY

Qiangu Plastic Products Hebei Co., Ltd., registered at No. 15 Kangxianzhuang Village, Kangxianzhuang Town, Bazhou City, Langfang City, Hebei Province, registered with the Market Supervision Administration of Bazhou City, Langfang City. The legal representative is Wang Yifei, and the business scope includes general projects: plastic product manufacturing; Sales of plastic products; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Sales of metal products; Manufacturing of hardware products; Wholesale of hardware products; Manufacturing of daily miscellaneous goods; Sales of daily miscellaneous goods; Sales of pipeline transportation equipment. (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: Fire Blocking Ring, , Pvc-Uh Water Supply Pipe

TOP4
Such as Plastic Industry Langfang Co., Ltd
Overall Score4.6 / 5
Est. Date2023-09-21
Registered Capital500K CNY

If it is Plastic Industry Langfang Co., Ltd., the registered address is located at No. 12 Kangxianzhuang Village, Kangxianzhuang Town, Bazhou City, Langfang City, Hebei Province. The registration authority is the Market Supervision Administration of Bazhou City, Langfang City, and the legal representative is Sun Ziyi. The business scope includes general projects: plastic product manufacturing; Sales of plastic products; Manufacturing of hardware products; Wholesale of hardware products; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Sales of metal products; Manufacturing of daily miscellaneous goods; Sales of daily miscellaneous goods; Sales of pipeline transportation equipment. (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: Fire Blocking Ring, Pvc-U Axial Hollow Wall Winding Pipe, Mpp Power Pipe

TOP5
Langfang Xingte Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2019-03-15
Registered Capital2000K CNY

Langfang Xingte Technology Co., Ltd. is located in Wangxiangtun Village, Guang'an Town, Dacheng County, Langfang City, Hebei Province. It was established on March 15, 2019 and registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Fu Xueliang. Core products: Fire Blocking Ring, Fireproof Package, Ptfe Gasket

TOP6
Langfang Allies Fireproof Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2015-12-14
Registered Capital18000K CNY

Langfang Allies Fireproof Materials Co., Ltd., registered in Li Lingju Village, Dacheng County, registered with the Market Supervision and Administration Bureau of Dacheng County, Langfang City. The legal representative is Xie Botao, and the business scope includes the production and sales of fireproof bags, fireproof boards, fireproof fabrics, fireproof coating boards, flexible organic blocking materials, inorganic blocking materials, explosion-proof adhesives, fireproof rings, fireproof modules, refractory bricks, fireproof coatings, and fireproof sealants; Undertake fire prevention and insulation projects. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fire Blocking Ring, Fire Blocking Module, Fireproof Putty

TOP7
Cangzhou Huawang Construction Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2020-08-05
Registered Capital5000K CNY

Cangzhou Huawang Construction Equipment Co., Ltd. is registered at No. 6 Chang'an Avenue, Xian County, Cangzhou City, Hebei Province. The registration authority is Xian County Market Supervision and Administration Bureau, and the legal representative is Zhao Gongjun. Its business scope includes wholesale of other mechanical equipment and electronic products. Wholesale of building materials. Steel pipes, fasteners, buckle type scaffolding, buckle type scaffolding, and top support leasing; Sales of hanging baskets, acoustic tubes, subway segments, bolts and nuts, rubber waterstops, stamped fasteners, safety nets, waterstop steel plates, top supports, through wall screws, mountain clamps, mesh fabrics, steel wire mesh, embedded parts, test molds, steel, waterstop steel plates, beam bottom steel plates, threaded sleeves, cold extrusion sleeves and equipment, wires and cables, hardware and electrical equipment, household appliances, electromechanical products, office supplies, decoration materials, instruments and meters, labor protection supplies, rubber and plastic products; Leasing and sales of construction equipment, construction instruments, construction materials (excluding sand and gravel), construction machinery, and construction equipment; Installation of environmental dust removal equipment, electrical equipment, and sewage treatment equipment; Installation of engineering barriers, color steel plate fences, iron sheet fences, and municipal construction site fences; Import and export of goods and technology (excluding goods and technology prohibited by the state or subject to administrative approval). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fire Blocking Ring, Cement Concrete,

TOP8
Hebei Mutual Benefit Refractory Insulation Engineering Co., Ltd
Overall Score4.5 / 5
Est. Date2018-04-25
Registered Capital20000K CNY

Hebei Mutual Benefit Refractory Insulation Engineering Co., Ltd., with its registered address in Daguang'an Village, Guang'an Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Dong Weisong, and its business scope includes construction projects; Production and sales of fireproof sealing materials, refractory materials, insulation and sound insulation materials, coatings (excluding hazardous chemicals), rubber products, plastic products, building waterproofing membrane products, sealing fillers (excluding hazardous chemicals), sealing components, building materials, chemical products (excluding licensed chemical products), and mechanical equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fire Blocking Ring, Polymer Moisture-Proof And Anti Condensation Sealing Material, Fire Partition

TOP9
Hebei Meixia Environmental Protection Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2018-04-20
Registered Capital16660K CNY

Hebei Meixia Environmental Protection Technology Co., Ltd., with its registered address in Xiaolingju Village, Guang'an Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Yan Kejie, and the business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of insulation and soundproofing materials; Sales of insulation and soundproofing materials; Manufacturing of lightweight building materials; Sales of lightweight building materials; Production of fireproof sealing materials; Sales of fireproof sealing materials; Paint manufacturing (excluding hazardous chemicals); Sales of coatings (excluding hazardous chemicals); Manufacturing of graphite and carbon products; Sales of graphite and carbon products; Sealing component manufacturing; Sales of seals; Manufacturing of sealing fillers; Sales of sealing fillers; Sales of insulation materials; Sales of metal products; Sales of anti-corrosion materials; Sales of refractory materials; Sales of building waterproofing membrane products; Sales of building materials; Sales of chemical products (excluding licensed chemical products). (Except for projects that require approval according to law, business activities can be carried out independently based on the business license.) Licensed project: construction project construction. (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: Fire Blocking Ring, Fire Blocking Module, Fireproof Putty

TOP10
Hebei Qunyao Rubber Products Co., Ltd
Overall Score4.4 / 5
Est. Date2021-01-04
Registered Capital3000K CNY

Hebei Qunyao Rubber and Plastic Products Co., Ltd., with its registered address in Zhuhe, Fuhe River Town, Jing County, Hengshui City, Hebei Province, is registered with the Jing County Market Supervision Administration Bureau. The legal representative is Liu Lihao, and its business scope includes the manufacturing of rubber sheets, pipes, and belts. Production and sales: rubber products, rubber shock absorbers, rubber seals, high and low pressure hose assemblies, rubber soft connections, metal hoses, compensators, polyurethane products, plastic products, nylon products, mold manufacturing, mechanical parts, mechanical processing * * (Business activities that require approval by relevant departments according to law can only be carried out after approval by relevant departments). Core products: Fire Blocking Ring, Rubber Seal, Nylon Plastic Products

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Langfang Dahao Fireproof Materials Co., Ltd2017-01-06Fire Blocking Ring, None, Non Expanding Steel Structure Fireproof Coating50000K CNYNot Supported
Langfang Gaoteng Fireproof Materials Co., Ltd2020-09-07Fire Blocking Ring, Calcium Silicate Board, L-Shaped Fireproof Board500K CNYNot Supported
Dry Solid Plastic Products Hebei Co., Ltd2023-09-19Fire Blocking Ring, , Pvc-Uh Water Supply Pipe36000K CNYNot Supported
Such as Plastic Industry Langfang Co., Ltd2023-09-21Fire Blocking Ring, Pvc-U Axial Hollow Wall Winding Pipe, Mpp Power Pipe500K CNYNot Supported
Langfang Xingte Technology Co., Ltd2019-03-15Fire Blocking Ring, Fireproof Package, Ptfe Gasket 2000K CNYNot Supported
Langfang Allies Fireproof Materials Co., Ltd2015-12-14Fire Blocking Ring, Fire Blocking Module, Fireproof Putty18000K CNYNot Supported
Cangzhou Huawang Construction Equipment Co., Ltd2020-08-05Fire Blocking Ring, Cement Concrete, 5000K CNYNot Supported
Hebei Mutual Benefit Refractory Insulation Engineering Co., Ltd2018-04-25Fire Blocking Ring, Polymer Moisture-Proof And Anti Condensation Sealing Material, Fire Partition20000K CNYSupported
Hebei Meixia Environmental Protection Technology Co., Ltd2018-04-20Fire Blocking Ring, Fire Blocking Module, Fireproof Putty16660K CNYNot Supported
Hebei Qunyao Rubber Products Co., Ltd2021-01-04Fire Blocking Ring, Rubber Seal, Nylon Plastic Products3000K CNYSupported

Purchasing Guide

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

  • When purchasing fire-resistant rings, it is usually necessary to focus on product specifications, such as inner diameter size, fire resistance rating, and material corrosion resistance, to ensure compatibility with pipeline systems and meet fire safety regulations.
  • In different scenarios such as chemical engineering, high-rise buildings, or underground pipe galleries, fire-resistant rings need to choose corresponding protection levels based on environmental characteristics, such as strengthening rust prevention performance in high humidity areas.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information.
  • In actual procurement, it is recommended to compare the technical parameter specifications of multiple suppliers, especially paying attention to the compatibility between the flame retardant ring and the pipeline fixing method, to avoid loosening or poor sealing problems after installation.

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