Updated Oct 24, 2026 · Public platform & industry data

Oct 24, 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, Dongguan Lanxin Rubber Technology Co., Ltd, Dry Solid Plastic Products Hebei Co., Ltd, Jidi Nashi Machinery Co., Ltd, Dacheng County Kaiyuan Fireproof Material Factory, Such as Plastic Industry Langfang Co., Ltd, Langfang Xingte Technology Co., Ltd, Langfang Allies Fireproof Materials Co., Ltd, Jingxian Kaijia Metal Rubber Products Factory. 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, Fire Blocking Module

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, Fire Blocking Module, Fireproof Putty

Top 3
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Dongguan Lanxin Rubber Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2015-01-21
Registered Capital20000K CNY

Dongguan Lanxin Rubber and Plastic Technology Co., Ltd., with its registered address at No. 6 Huachang Road South, Chikan Industrial Zone, Shipai Town, Dongguan City, is registered with the Dongguan Municipal Administration for Market Regulation. The legal representative is Zhang Jingxiu, and the business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Rubber product manufacturing; Sales of rubber products; Manufacturing of synthetic materials (excluding hazardous chemicals); Sales of synthetic materials; Manufacturing of plastic products; Sales of plastic products; Mold manufacturing; Mold sales; Manufacturing of hardware products; Manufacturing of metal daily necessities; Sales of metal products; Production of magnetic materials; Sales of magnetic materials; Manufacturing of electronic specialized materials; Sales of electronic specialized materials; Manufacturing of electronic components; Retail of electronic components; Manufacturing of industrial textile products; Sales of industrial textile products; Non residential real estate leasing; Research and development of 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: Fire Blocking Ring, , Portable Storage Box

TOP4
Dry Solid Plastic Products Hebei Co., Ltd
Overall Score4.6 / 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, Hdpe Silicon Core Pipe, Sd04

TOP5
Jidi Nashi Machinery Co., Ltd
Overall Score4.6 / 5
Est. Date1996-02-29
Registered Capital166550K CNY

Jidi Nashi Machinery Co., Ltd., registered at No. 18 Weiwu Road, Boshan Economic Development Zone, Shandong Province, with the registration authority of Zibo Market Supervision Administration and the legal representative of Li Yongyang, engages in general projects including pump and vacuum equipment manufacturing; Sales of pumps and vacuum equipment; Mechanical equipment research and development; Manufacturing of gas compression machinery; Sales of gas compression machinery; Valve and plug research and development; Sales of valves and plugs; Fan and fan manufacturing; Sales of fans and blowers; Manufacturing of pneumatic power machinery and components; Sales of pneumatic power machinery and components; Manufacturing of specialized equipment for pulp and paper production; Sales of specialized equipment for pulp and paper production; General equipment manufacturing (excluding special equipment manufacturing); Sales of mechanical equipment; Installation services for ordinary mechanical equipment; General equipment repair; Research and development of motors and their control systems; Industrial design services; Sales of lubricating oil; Sales of specialized chemical products (excluding hazardous chemicals); Sales of petroleum products (excluding hazardous chemicals); Wholesale of finished oil products (excluding hazardous chemicals); Finished oil storage (excluding hazardous chemicals); Energy saving management services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods; Domestic trade agency. (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, , 2Bv5111

TOP6
Dacheng County Kaiyuan Fireproof Material Factory
Overall Score4.5 / 5
Est. Date2014-12-01
Registered Capital6000K CNY

Kaiyuan Fireproof Material Factory in Dacheng County, with its registered address in Damengqiao Village, Langfang City. The registration authority is the Market Supervision Administration of Dacheng County, Langfang City, and the legal representative is Xu Zhihui. Its business scope includes the production and sales of fireproof sealing materials; Production and sales of refractory materials; Manufacturing and sales of insulation and sound insulation materials; Manufacturing and sales of coatings (excluding hazardous chemicals); Manufacturing and sales of lightweight building materials. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fire Blocking Ring, , Ice And Fire Board

TOP7
Such as Plastic Industry Langfang Co., Ltd
Overall Score4.5 / 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, Jdg Conduit, Pvc-Uh Sewage Pipe

TOP8
Langfang Xingte Technology Co., Ltd
Overall Score4.5 / 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

TOP9
Langfang Allies Fireproof Materials Co., Ltd
Overall Score4.4 / 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 Board

TOP10
Jingxian Kaijia Metal Rubber Products Factory

Zhanggehou Rubber and Plastic Base, Jing County, Hengshui City, Hebei Province

Overall Score4.4 / 5
Est. Date2015-11-02
Registered Capital-

Jingxian Kaijia Metal Rubber Products Factory, located in Zhanggehou Rubber Base, Jingxian County, Hengshui City, Hebei Province, was established on November 2, 2015. The registration authority is Jingxian Administration for Industry and Commerce, and the legal representative is Lu Haixiang. Core products: Fire Blocking Ring, Low Pressure Cloth Hose, Carbon Free Insulated Rubber Hose

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Langfang Dahao Fireproof Materials Co., Ltd2017-01-06Fire Blocking Ring, None, Fire Blocking Module50000K CNYNot Supported
Langfang Gaoteng Fireproof Materials Co., Ltd2020-09-07Fire Blocking Ring, Fire Blocking Module, Fireproof Putty500K CNYNot Supported
Dongguan Lanxin Rubber Technology Co., Ltd2015-01-21Fire Blocking Ring, , Portable Storage Box20000K CNYSupported
Dry Solid Plastic Products Hebei Co., Ltd2023-09-19Fire Blocking Ring, Hdpe Silicon Core Pipe, Sd0436000K CNYNot Supported
Jidi Nashi Machinery Co., Ltd1996-02-29Fire Blocking Ring, , 2Bv5111166550K CNYNot Supported
Dacheng County Kaiyuan Fireproof Material Factory2014-12-01Fire Blocking Ring, , Ice And Fire Board6000K CNYNot Supported
Such as Plastic Industry Langfang Co., Ltd2023-09-21Fire Blocking Ring, Jdg Conduit, Pvc-Uh Sewage 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 Board18000K CNYNot Supported
Jingxian Kaijia Metal Rubber Products Factory2015-11-02Fire Blocking Ring, Low Pressure Cloth Hose, Carbon Free Insulated Rubber Hose-Supported

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.

Knowledge Base

Q

This article analyzes the key points for selecting fire-resistant rings in secondary fire prevention scenarios, including material characteristics, installation precautions, and common misconceptions, to help readers quickly grasp the core knowledge of safety and fire prevention.

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