Updated Aug 25, 2026 · Public platform & industry data

Aug 25, 2026 Updated

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2026 Top 10 Fireproof Blocking Material Manufacturers in China

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Top-rated Fireproof Blocking Material suppliers, How to choose a Fireproof Blocking Material manufacturer, Best Fireproof Blocking Material companies in China

The top 10 Fireproof Blocking Material manufacturers in China for 2026 are: Hebei Zhangzhan Weiye Technology Development Co., Ltd, Langfang Dahao Fireproof Materials Co., Ltd, Chongqing Qinghang Thermal Insulation Building Materials Co., Ltd, Langfang Gaoteng Fireproof Materials Co., Ltd, Hejian Jianxin Thermal Insulation Materials Co., Ltd, Langfang Ruitian Fireproof Materials Co., Ltd, Tianjin Haosen Technology Co., Ltd. Hebei Branch, Hebei Ju'an Energy saving Technology Co., Ltd, Dongguan Guanxin Shichuang Organic Silicon Co., Ltd, Langfang Zhenxi 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 Zhangzhan Weiye Technology Development Co., Ltd
Overall Score4.9 / 5
Est. Date2018-09-14
Registered Capital20000K CNY

Hebei Zhangzhan Weiye Technology Development Co., Ltd., with its registered address located at the north of Shaoze Road East Section, Xinxing Industrial Park, Jize County, Handan City, Hebei Province, is registered with the Jize County Market Supervision and Administration Bureau. The legal representative is Meng Shanshan, and the business scope includes the development, production, training, and service of fire protection products and fireproof sealing materials technology, as well as the sale of developed products; Production, processing, and sales: fireproof coatings, flame retardants, real stone paints, industrial water-based paints, water-based wood paints (excluding hazardous chemicals); Sales: Firefighting equipment, building materials; The import and export of goods, agency import and export, and technology import and export of the above-mentioned products; Architectural engineering design, construction, and labor subcontracting, installation and construction of fire-fighting equipment, and construction of fire-resistant coating engineering (projects that require approval by law can only be operated after approval by relevant departments)*. Core products: Fireproof Blocking Material, Tunnel Fireproof Coating, Flexible Organic Fireproof Coating

Top 2
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Langfang Dahao Fireproof Materials Co., Ltd
Overall Score4.8 / 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: Fireproof Blocking Material, None, Tunnel Fireproof Coating

Top 3
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Chongqing Qinghang Thermal Insulation Building Materials Co., Ltd
Overall Score4.8 / 5
Est. Date2010-10-20
Registered Capital1000K CNY

Chongqing Qinghang Thermal Insulation Building Materials Co., Ltd. is registered at No. 26-8, Building 1, Furen Road, Nanping Town, Nan'an District, Chongqing. The registration authority is the Market Supervision Administration of Nan'an District, Chongqing, and the legal representative is Jin Lintao. Its business scope includes the sale of insulation materials, building materials, decorative materials, chemical products (excluding hazardous chemicals), hardware, and electrical equipment. Projects prohibited by laws and administrative regulations shall not be operated; projects that are required to be approved or licensed by laws and administrative regulations shall be operated only after approval. Core products: Fireproof Blocking Material, Rock Wool Board, Extruded Polystyrene Board

TOP4
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: Fireproof Blocking Material, Fireproof Bag Strap, Fire Blocking Module

TOP5
Hejian Jianxin Thermal Insulation Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2018-04-11
Registered Capital5000K CNY

Hejian Jianxin Thermal Insulation Materials Co., Ltd. is registered in Liubiao Village, Migezhuang Town, Hejian City, Cangzhou City, Hebei Province. The registration authority is Hejian Market Supervision Administration Bureau, and the legal representative is Jie Kunlei. The business scope includes the sales of thermal insulation materials, sealing materials, refractory materials, fireproof materials, waterproof materials, and anti-corrosion materials; Production and sales of castables. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fireproof Blocking Material, Sepiolite Insulation Coating, Fireproof Putty

TOP6
Langfang Ruitian Fireproof Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2015-11-10
Registered Capital20000K CNY

Langfang Ruitian Fireproof Materials Co., Ltd., with its registered address in Wangxiangtun 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 Cui Ruisong, and its business scope includes the production and sales of fireproof sealing materials, coatings (excluding hazardous chemicals), glass fibers and products, plastic products, rubber products, refractory materials, graphite and carbon products, and ecological environment materials (excluding hazardous chemicals); Sales of synthetic materials (excluding hazardous chemicals), sales of insulation materials, sales of seals, construction engineering design, and construction engineering construction; Import and export of goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fireproof Blocking Material, Fireproof Bag Strap, Polymer Moisture-Proof And Anti Condensation Sealing Material

TOP7
Tianjin Haosen Technology Co., Ltd. Hebei Branch
Overall Score4.6 / 5
Est. Date2022-06-10
Registered Capital-

Tianjin Haosen Technology Co., Ltd. Hebei Branch, with its registered address at Xiliugezhuang Village, Liugezhuang Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Li Yanlong, and its business scope includes new material technology promotion services. General projects: technical services, technology development, technology consulting, technology exchange, technology transfer, technology promotion; Research and development of new material technology; Production of fireproof sealing materials; Rubber product manufacturing; Paint manufacturing (excluding hazardous chemicals); Manufacturing of building waterproofing membrane products; Sales of fireproof sealing materials; Sales of firefighting equipment; Sales of high-performance fibers and composite materials; Sales of coatings (excluding hazardous chemicals); Manufacturing of synthetic materials (excluding hazardous chemicals); Production of chemical products (excluding licensed chemical products); Sales of fiberglass and related products; Sales of rubber products; Sales of building waterproofing membrane products; Sales of synthetic materials; Sales of new ceramic materials; Sales of insulation and soundproofing materials; Sales of lightweight building materials; Sales of engineering plastics and synthetic resins; Sales of specialized chemical products (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Sales of high-performance sealing materials; Sales of sealing fillers; Sales of refractory materials; Sales of insulation materials; Import and export of goods; Technology import and export. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fireproof Blocking Material, Tunnel Fireproof Coating, Fireproof Package Fireproof Package

TOP8
Hebei Ju'an Energy saving Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2025-04-23
Registered Capital3000K CNY

Hebei Ju'an Energy saving Technology Co., Ltd., with its registered address at No. 21, North Dabei Road, Guowangzhibao Village, Guang'an Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision and Administration Bureau of Dacheng County, Langfang City. The legal representative is Zhang Tiecheng, and the business scope includes general projects such as technical services, technical development, technical consulting, technical exchanges, technology transfer, and technology promotion; Promotion services for new material technology; Research and development of new material technology; Production of fireproof sealing materials; Sales of fireproof sealing materials; Production of refractory materials; Sales of refractory materials; Manufacturing of synthetic materials (excluding hazardous chemicals); Sales of synthetic materials; Manufacturing of insulation and soundproofing materials; Sales of insulation and soundproofing materials; Manufacturing of ecological environment materials; Sales of ecological environment materials; Manufacturing of lightweight building materials; Sales of lightweight building materials; Sealing component manufacturing; Sales of seals; Sales of coatings (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Sales of insulation materials; Sales of building materials; Sales of anti-corrosion materials; Technology import and export; Import and export of goods (except for projects that require approval according to law, independently conducting business activities that are not prohibited or restricted by laws and regulations) License projects: construction projects; Construction professional operations; Construction labor subcontracting (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to approval documents or permits). Core products: Fireproof Blocking Material, Enhanced Silicate Board, Thermal Insulation Composite Board

TOP9
Dongguan Guanxin Shichuang Organic Silicon Co., Ltd
Overall Score4.4 / 5
Est. Date2018-06-08
Registered Capital1000K CNY

Dongguan Guanxin Shichuang Organic Silicon Co., Ltd., with its registered address at Room 201, Building 5, No. 9 Yinling Road, Yufeng, Zhangmutou Town, Dongguan City, Guangdong Province, is registered with the Dongguan Municipal Administration for Market Regulation. The legal representative is Li Shuguan, and its business scope includes the sale of high-tech organic silicon materials, room temperature cured silicone rubber, and electronic materials; Research and development: electronic adhesives, polymer materials; Import and export of goods and technology; Wholesale and retail industries. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fireproof Blocking Material, Two Component Electronic Sealing Adhesive, Flame Retardant Silicone

TOP10
Langfang Zhenxi Environmental Protection Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2021-07-12
Registered Capital10000K CNY

Langfang Zhenxi Environmental Protection Technology Co., Ltd. is registered in Zhengcun, Beiwei Town, Dacheng County, Langfang City, Hebei Province. The registration authority is the Market Supervision Administration of Dacheng County, Langfang City, and the legal representative is Zhao Jinwei. The business scope includes technology research and development, technology promotion, and technology services for environmental protection products; Production and sales of fireproof sealing materials, manufacturing and sales of lightweight building materials (except for projects that require approval according to law, independently carry out business activities that are not prohibited or restricted by laws and regulations); Processing and sales: explosion-proof adhesive, silicone tape, three proof cloth, fiberglass products, ceramic fiber products, and packing; Sales: asbestos products, insulation materials, waterproof materials, sealing materials, chemical products (excluding hazardous drugs), anti-corrosion materials, color steel refurbished paint; Construction of insulation engineering, fire prevention engineering, indoor and outdoor decoration engineering, and fire prevention engineering; Technology import and export, goods import and export. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fireproof Blocking Material, Fiberglass Cloth, Fireproof Board

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Zhangzhan Weiye Technology Development Co., Ltd2018-09-14Fireproof Blocking Material, Tunnel Fireproof Coating, Flexible Organic Fireproof Coating20000K CNYNot Supported
Langfang Dahao Fireproof Materials Co., Ltd2017-01-06Fireproof Blocking Material, None, Tunnel Fireproof Coating50000K CNYNot Supported
Chongqing Qinghang Thermal Insulation Building Materials Co., Ltd2010-10-20Fireproof Blocking Material, Rock Wool Board, Extruded Polystyrene Board1000K CNYNot Supported
Langfang Gaoteng Fireproof Materials Co., Ltd2020-09-07Fireproof Blocking Material, Fireproof Bag Strap, Fire Blocking Module500K CNYNot Supported
Hejian Jianxin Thermal Insulation Materials Co., Ltd2018-04-11Fireproof Blocking Material, Sepiolite Insulation Coating, Fireproof Putty5000K CNYNot Supported
Langfang Ruitian Fireproof Materials Co., Ltd2015-11-10Fireproof Blocking Material, Fireproof Bag Strap, Polymer Moisture-Proof And Anti Condensation Sealing Material20000K CNYSupported
Tianjin Haosen Technology Co., Ltd. Hebei Branch2022-06-10Fireproof Blocking Material, Tunnel Fireproof Coating, Fireproof Package Fireproof Package-Not Supported
Hebei Ju'an Energy saving Technology Co., Ltd2025-04-23Fireproof Blocking Material, Enhanced Silicate Board, Thermal Insulation Composite Board3000K CNYNot Supported
Dongguan Guanxin Shichuang Organic Silicon Co., Ltd2018-06-08Fireproof Blocking Material, Two Component Electronic Sealing Adhesive, Flame Retardant Silicone1000K CNYNot Supported
Langfang Zhenxi Environmental Protection Technology Co., Ltd2021-07-12Fireproof Blocking Material, Fiberglass Cloth, Fireproof Board10000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of fireproof blocking materials, it is recommended to prioritize checking key technical parameters such as fire resistance limit and expansion coefficient to ensure that they match the fire compartment requirements of building gaps or pipeline penetrations.
  • In different application scenarios such as cable trays and ventilation ducts, suitable models should be selected based on the flexibility, corrosion resistance, and other characteristics of fireproof materials. For example, high expansion products should be selected in areas with dense cables.
  • 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 ensure long-term stable supply capacity.
  • In actual procurement, attention should be paid to the compatibility between fireproof blocking materials and existing building materials to avoid a decrease in sealing performance due to chemical property conflicts, especially in special environments such as chemical facilities.

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