Updated Oct 23, 2026 · Public platform & industry data

Oct 23, 2026 Updated

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2026 Top 10 L-Shaped Fireproof Board Manufacturers in China

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Top-rated L-Shaped Fireproof Board suppliers, How to choose a L-Shaped Fireproof Board manufacturer, Best L-Shaped Fireproof Board companies in China

The top 10 L-Shaped Fireproof Board manufacturers in China for 2026 are: Langfang Gaoteng Fireproof Materials Co., Ltd, Hebei Weihan Environmental Protection Equipment Co., Ltd, Hebei Jingchuang Fiberglass Co., Ltd, Langfang Baichang Fireproof Materials Co., Ltd, Langfang Xuanyu Environmental Protection Technology Co., Ltd, Langfang Xiaoshuo Fireproof Materials Co., Ltd, Langfang Zhengyao Environmental Protection Technology Co., Ltd, Langfang Ruitian Fireproof Materials Co., Ltd, Langfang Congyuan Energy saving Technology Co., Ltd, Langfang Longtai Xinbo Fireproof Materials 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 Gaoteng Fireproof Materials Co., Ltd
Overall Score4.9 / 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: L-Shaped Fireproof Board, Fire Blocking Ring, Fireproof Putty

Top 2
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Hebei Weihan Environmental Protection Equipment Co., Ltd
Overall Score4.7 / 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: L-Shaped Fireproof Board, Fire Pump Station, Breeding Grid

Top 3
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Hebei Jingchuang Fiberglass Co., Ltd
Overall Score4.7 / 5
Est. Date2018-08-02
Registered Capital3100K CNY

Hebei Jingchuang Fiberglass Co., Ltd. is registered in Dayulinzhao Village, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province. The registration authority is the Market Supervision Administration of Zaoqiang County, Hengshui City, and the legal representative is Yang Jinli. The business scope includes production, processing, manufacturing, sales, installation, fiberglass products, transportation facilities, anti glare nets, contour signs, composite columns, and sound barriers. Extruded products, molded products, wrapped products, metal products, plastic products, environmental protection equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: L-Shaped Fireproof Board, Grille, Fiberglass Cable Tray

TOP4
Langfang Baichang Fireproof Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2016-02-01
Registered Capital10000K CNY

Langfang Baichang Fireproof Materials Co., Ltd., located in Daliuhe Village, Dacheng County, was established on February 1, 2016. The registered authority is the Market Supervision Administration of Dacheng County, Langfang City, and the legal representative is Li Jinghui. Core products: L-Shaped Fireproof Board, Organic Blocking Material Fireproof Mud, Ceiling Panel Insulation

TOP5
Langfang Xuanyu Environmental Protection Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2019-06-17
Registered Capital1000K CNY

Langfang Xuanyu Environmental Protection Technology Co., Ltd. is registered in Daliuhe Village, Guang'an 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 Li Shaosong. The business scope includes the research and development of environmental protection products and technology promotion; Processing and sales: insulation mortar, dispersible latex powder, wood cellulose, polypropylene fiber, hydroxypropyl methyl cellulose; Sales: insulation materials, refractory materials, sealing materials, mechanical equipment, fireproof materials, building materials, chemical products (excluding hazardous drugs). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: L-Shaped Fireproof Board, Dust-Free Asbestos Tape, Fire Barrier Bag

TOP6
Langfang Xiaoshuo Fireproof Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2019-08-08
Registered Capital2000K CNY

Langfang Xiaoshuo Fireproof Materials 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 Yanzhang. The business scope includes the production and sales of fireproof sealing materials, refractory materials, coatings (excluding hazardous chemicals), and ecological environment materials; Sales of sealing fillers (excluding hazardous chemicals), sales of seals, sales of insulation materials, sales of building waterproofing membrane products, and sales of chemical products (excluding licensed chemical products). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: L-Shaped Fireproof Board, Non Solidified Fireproof Silicone Adhesive, Cable Trough

TOP7
Langfang Zhengyao Environmental Protection Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2023-02-10
Registered Capital5000K CNY

Langfang Zhengyao Environmental Protection Technology Co., Ltd. is registered in Bafang Village, Pingshu 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 Zhang Yalan. The business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Production of fireproof sealing materials; Sales of fireproof sealing materials; Manufacturing of asbestos products; Sales of asbestos products; Manufacturing of insulation and soundproofing materials; Sales of insulation and soundproofing materials; Rubber product manufacturing; Sales of rubber products; Manufacturing of cement products; Sales of cement products; Sealing component manufacturing; Sales of seals; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Manufacturing of ecological environment materials; Sales of ecological environment materials; Manufacturing of sealing fillers; Sales of sealing fillers; Sales of insulation materials; Sales of lightweight building materials; Sales of plastic products; Sales of building waterproofing membrane products; Sales of building materials; Sales of anti-corrosion materials; Sales of engineering plastics and synthetic resins; Sales of coatings (excluding hazardous chemicals); 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 in accordance with the law) Licensed project: construction project construction; Road freight transportation (excluding dangerous goods). (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: L-Shaped Fireproof Board, Explosion-Proof Putty, Fire Blocking Module

TOP8
Langfang Ruitian Fireproof Materials Co., Ltd
Overall Score4.5 / 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: L-Shaped Fireproof Board, Fireproof Bondi, Fireproof And Explosion-Proof Blanket

TOP9
Langfang Congyuan Energy saving Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2020-09-17
Registered Capital5000K CNY

Langfang Congyuan Energy saving Technology 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 Jia Jiansong, and its business scope includes technology research and development, technology transfer, and technical services for energy-saving products; Processing and sales: grid cloth, insulation nails, dry mixed lightweight aggregate concrete, fire-resistant rings, fireproof mud, fireproof board; Sales: fireproof materials, cement foam products, aluminum silicate products, silicate products, rock wool products, glass wool products, rubber and plastic products, polyurethane products, polystyrene board, extruded board, silicon board, mechanical equipment; Construction of pipeline engineering, insulation engineering, anti-corrosion engineering, and waterproofing engineering. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: L-Shaped Fireproof Board, Iron Sheet Insulation Construction, Rock Wool Pipe

TOP10
Langfang Longtai Xinbo Fireproof Materials Co., Ltd
Overall Score4.4 / 5
Est. Date2011-04-15
Registered Capital56800K CNY

Langfang Longtai Xinbo Fireproof Materials Co., Ltd., with its registered address located in Puta Village West, Dacheng County, registered with the Market Supervision and Administration Bureau of Dacheng County, Langfang City. The legal representative is Sun Lanhua, and its business scope includes the production and sales of fireproof sealing materials, fireproof bags, fireproof boards, and fireproof coatings; Sales: silicate products, extruded products, polyurethane products, phenolic products, coal mine casting reinforcement materials, coal mine casting filling materials, inorganic fiber spraying materials, mortar, binders, chemical raw materials (excluding hazardous drugs); Construction of fire prevention and insulation engineering. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: L-Shaped Fireproof Board, Fireproof Trough Box, Cable Fireproof Coating

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Langfang Gaoteng Fireproof Materials Co., Ltd2020-09-07L-Shaped Fireproof Board, Fire Blocking Ring, Fireproof Putty500K CNYNot Supported
Hebei Weihan Environmental Protection Equipment Co., Ltd2019-11-26L-Shaped Fireproof Board, Fire Pump Station, Breeding Grid10000K CNYSupported
Hebei Jingchuang Fiberglass Co., Ltd2018-08-02L-Shaped Fireproof Board, Grille, Fiberglass Cable Tray3100K CNYSupported
Langfang Baichang Fireproof Materials Co., Ltd2016-02-01L-Shaped Fireproof Board, Organic Blocking Material Fireproof Mud, Ceiling Panel Insulation10000K CNYNot Supported
Langfang Xuanyu Environmental Protection Technology Co., Ltd2019-06-17L-Shaped Fireproof Board, Dust-Free Asbestos Tape, Fire Barrier Bag1000K CNYNot Supported
Langfang Xiaoshuo Fireproof Materials Co., Ltd2019-08-08L-Shaped Fireproof Board, Non Solidified Fireproof Silicone Adhesive, Cable Trough2000K CNYNot Supported
Langfang Zhengyao Environmental Protection Technology Co., Ltd2023-02-10L-Shaped Fireproof Board, Explosion-Proof Putty, Fire Blocking Module5000K CNYNot Supported
Langfang Ruitian Fireproof Materials Co., Ltd2015-11-10L-Shaped Fireproof Board, Fireproof Bondi, Fireproof And Explosion-Proof Blanket20000K CNYSupported
Langfang Congyuan Energy saving Technology Co., Ltd2020-09-17L-Shaped Fireproof Board, Iron Sheet Insulation Construction, Rock Wool Pipe5000K CNYNot Supported
Langfang Longtai Xinbo Fireproof Materials Co., Ltd2011-04-15L-Shaped Fireproof Board, Fireproof Trough Box, Cable Fireproof Coating56800K CNYNot Supported

Knowledge Base

Q

The first step in installing L-shaped fireproof boards is to prepare the base layer, ensuring that the wall surface is flat, dry, and free of oil stains. Then, according to the design requirements, snap the line for positioning and determine the installation position of the fireproof board. During installation, use specialized adhesive to stick the fireproof board to the wall, paying attention to applying it evenly to ensure a firm adhesion.

Q

The fire prevention principle of the L-shaped fireproof board is mainly based on its internal structure and material composition. The L-shaped fireproof board usually contains some substances inside that can prevent the spread of flames. On the one hand, it may contain components that can decompose at high temperatures to produce non combustible gases, which can dilute the surrounding oxygen concentration and suppress flame combustion. On the other hand, the material structure of the L-shaped fireproof board

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