Updated Oct 24, 2026 · Public platform & industry data

Oct 24, 2026 Updated

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2026 Top 10 Graphite Composite Board Manufacturers in China

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Top-rated Graphite Composite Board suppliers, How to choose a Graphite Composite Board manufacturer, Best Graphite Composite Board companies in China

The top 10 Graphite Composite Board manufacturers in China for 2026 are: Langfang Ouye Energy saving Technology Co., Ltd, Hebei Ruide Energy saving Technology Co., Ltd, Xinji Qingshina New Material Technology Co., Ltd, Sichuan Youshi Xicheng Thermal Insulation Materials Co., Ltd, Beiguan Xinchang Sealing Material Sales Department, Dacheng County, Yixing Qiankun Carbon Products Co., Ltd, Langfang Sanpeng Thermal Insulation Materials Co., Ltd, Langfang Eastern European New Building Materials Co., Ltd, Langfang Baimei New Building Materials Co., Ltd, Langfang Chengqing Thermal Insulation 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 Ouye Energy saving Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2022-01-06
Registered Capital3000K CNY

Langfang Ouye Energy saving Technology Co., Ltd., with its registered address at Dongyaotou Village, Quancun Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Zhang Yanwei, and its business scope includes energy-saving technology promotion services; Manufacturing and sales of insulation and sound insulation materials, as well as manufacturing and sales of lightweight building materials; Sales of high-performance sealing materials, building waterproofing membrane products, fireproof sealing materials, hardware products, insulation materials, chemical products (excluding licensed chemical products), coatings (excluding hazardous chemicals), building decoration materials, anti-corrosion materials, plastic products, glass fiber and products, and new membrane materials; Construction project 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: Graphite Composite Board, Aluminum Silicate Ceramic Fiber Blanket, Phenolic Board

Top 2
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Hebei Ruide Energy saving Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2022-06-09
Registered Capital10000K CNY

Hebei Ruide Energy saving Technology Co., Ltd., with its registered address in Dongyaotou Village, Quancun Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Gao Yinzhan, and its 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 ecological environment materials; Sales of ecological environment materials; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Manufacturing of lightweight building materials; Sales of lightweight building materials; Rubber product manufacturing; Sales of rubber products; Manufacturing of plastic products; Sales of plastic products; Sales of insulation materials; Sales of building materials; Sales of fireproof sealing materials; Sales of refractory materials; Sales of coatings (excluding hazardous chemicals); Sales of specialized chemical products (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Sales of synthetic materials; Sales of high-performance sealing materials; Sales of seals; Sales of building waterproofing membrane products; Retail of hardware products; Sales of metal materials; Sales of metal products; Sales of non-ferrous metal alloys; Sales of new metal functional materials; Sales of metal structures; Sales of new membrane materials; Needle textile sales; Sales of high-performance non-ferrous metals and alloy materials; Sales of non-metallic minerals and products; Sales of paper products; Sales of asbestos products; Sales of cement products; Sales of fasteners; Sales of anti-corrosion materials (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law) License project: construction project construction; 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: Graphite Composite Board, Aluminum Silicate Tube, Lightweight Composite Lightweight Aggregate

Top 3
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Xinji Qingshina New Material Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2022-10-18
Registered Capital1000K CNY

Xinji Qingshina New Material Technology Co., Ltd. is located in the west of Nanlu Village, Zhangguzhuang Town, Xinji City, Hebei Province (320 meters north of Nanlu Village Bridge). It was established on October 18, 2022, with the registration authority of Xinji Market Supervision Administration and the legal representative being Yao Jin. Core products: Graphite Composite Board, Real Gold Board Equipment, Extruded Polystyrene Board

TOP4
Sichuan Youshi Xicheng Thermal Insulation Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2021-06-30
Registered Capital500K CNY

Sichuan Youshi Xicheng Thermal Insulation Materials Co., Ltd., with its registered address at No. 1, Group 3, Longpan Village, Zhihe Street, Pengzhou City, Chengdu City, Sichuan Province, is registered with the Pengzhou Market Supervision Administration Bureau and represented by Qian Bingchao as the legal representative. Its business scope includes general projects such as sales of thermal insulation materials; Sales of building materials; Sales of building decoration 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: Graphite Composite Board, Polyphenylene Board, Insulation Board

TOP5
Beiguan Xinchang Sealing Material Sales Department, Dacheng County
Overall Score4.7 / 5
Est. Date2020-08-28
Registered Capital-

The sales department of Xinchang Sealing Materials in Beiguan, Dacheng County, with its registered address at No. 18, Row 5, Special Offer Mall, Beiguan Village, Pingshu Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Ma Yonghan, and the business scope includes the sale of sealing materials, fireproof materials, and insulation materials. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Graphite Composite Board, High Water-Based Packing, Fluororubber Round Rod

TOP6
Yixing Qiankun Carbon Products Co., Ltd
Overall Score4.6 / 5
Est. Date2015-04-28
Registered Capital2000K CNY

Yixing Qiankun Carbon Products Co., Ltd., with its registered address located in the Industrial Concentration Zone of Fangqiao Street, Yixing City, is registered with the Yixing Administrative Approval Bureau. The legal representative is Zhang Yunfeng, and its business scope includes the processing and sales of carbon and graphite products; Sales of furnace materials, environmental protection equipment and accessories, plastic products and raw materials (excluding hazardous chemicals). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Graphite Composite Board, Earthy Graphite Electrode, Graphite Electrode

TOP7
Langfang Sanpeng Thermal Insulation Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2012-01-17
Registered Capital50000K CNY

Langfang Sanpeng Thermal Insulation Materials Co., Ltd., with its registered address in Niangniangzhuang Village, Dacheng County, registered with the Market Supervision and Administration Bureau of Dacheng County, Langfang City. The legal representative is Wang Hongbo, and its business scope includes the manufacturing and sales of thermal insulation and sound insulation materials (except for projects that require approval according to law, it independently carries out business activities that are not prohibited or restricted by laws and regulations); Sales: Thermal insulation materials. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Graphite Composite Board, Hard Foam Insulation Pipe, Thermal Insulation/Insulation Materials

TOP8
Langfang Eastern European New Building Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2019-12-05
Registered Capital500K CNY

Langfang Eastern European New Building Materials Co., Ltd., with its registered address in Zhangyanma Village, Zangtun Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Liu Hao, and its business scope includes general projects such as the manufacturing of lightweight building materials; Sales of lightweight building materials; Manufacturing of insulation and soundproofing materials; Sales of insulation and soundproofing materials; Manufacturing of cement products; Sales of cement products; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Fastener manufacturing; Sales of fasteners; Manufacturing of artificial boards; Sales of artificial boards; Manufacturing of plastic products; Sales of plastic products; Rubber product manufacturing; Sales of rubber products; Sales of high-performance non-ferrous metals and alloy materials; Sales of insulation materials; Sales of fireproof sealing materials; Sales of anti-corrosion materials; Sales of building materials; Sales of building waterproofing membrane products; Sales of sealing fillers; Sales of synthetic materials. (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: Graphite Composite Board, Integrated Structural Board, Extruded Polystyrene Board

TOP9
Langfang Baimei New Building Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2018-11-19
Registered Capital6600K CNY

Langfang Baimei New Building Materials Co., Ltd. is registered in Xiliugezhuang Village, Liugezhuang 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 Shunwang. The business scope includes general projects: manufacturing of thermal insulation and sound insulation materials; Sales of insulation and soundproofing materials; Sales of insulation materials; Production of fireproof sealing materials; Sales of fireproof sealing materials; Production of refractory materials; Sales of refractory materials; Sales of anti-corrosion materials; Manufacturing of sealing fillers; Sales of sealing fillers; Sealing component manufacturing; Sales of seals; Manufacturing of asbestos products; Sales of asbestos products; Manufacturing of lightweight building materials; Sales of lightweight building materials; Sales of building materials; Construction of earthwork engineering; External contracting projects; Construction of landscaping and greening projects; Sales of chemical products (excluding licensed chemical products); Manufacturing of metal processing machinery; Sales of mechanical 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: Graphite Composite Board, Xps Extruded Board, Waterproof Backing Board

TOP10
Langfang Chengqing Thermal Insulation Materials Co., Ltd
Overall Score4.3 / 5
Est. Date2019-05-15
Registered Capital2000K CNY

Langfang Chengqing Thermal Insulation Materials Co., Ltd., with its registered address in Xiqingzhou Village, Dashangtun 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 Li Xuexia, and the business scope includes processing and sales of insulation lightweight composite sandwich panels, crack resistant mortar, decorative mortar, leveling mortar, insulation nails, mesh cloth, rubber powder, fireproof board, fireproof package, fireproof blanket, fireproof quilt, fireproof adhesive, fireproof module, and waterproof membrane; Sales: Rock wool products, glass wool products, rubber products, aluminum silicate products, bonding mortar, extruded products, real stone paint. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Graphite Composite Board, Rock Wool Pipe Shell, Smoke Proof Glass Wool Board

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Langfang Ouye Energy saving Technology Co., Ltd2022-01-06Graphite Composite Board, Aluminum Silicate Ceramic Fiber Blanket, Phenolic Board3000K CNYSupported
Hebei Ruide Energy saving Technology Co., Ltd2022-06-09Graphite Composite Board, Aluminum Silicate Tube, Lightweight Composite Lightweight Aggregate10000K CNYNot Supported
Xinji Qingshina New Material Technology Co., Ltd2022-10-18Graphite Composite Board, Real Gold Board Equipment, Extruded Polystyrene Board1000K CNYNot Supported
Sichuan Youshi Xicheng Thermal Insulation Materials Co., Ltd2021-06-30Graphite Composite Board, Polyphenylene Board, Insulation Board500K CNYNot Supported
Beiguan Xinchang Sealing Material Sales Department, Dacheng County2020-08-28Graphite Composite Board, High Water-Based Packing, Fluororubber Round Rod-Supported
Yixing Qiankun Carbon Products Co., Ltd2015-04-28Graphite Composite Board, Earthy Graphite Electrode, Graphite Electrode2000K CNYSupported
Langfang Sanpeng Thermal Insulation Materials Co., Ltd2012-01-17Graphite Composite Board, Hard Foam Insulation Pipe, Thermal Insulation/Insulation Materials50000K CNYNot Supported
Langfang Eastern European New Building Materials Co., Ltd2019-12-05Graphite Composite Board, Integrated Structural Board, Extruded Polystyrene Board500K CNYNot Supported
Langfang Baimei New Building Materials Co., Ltd2018-11-19Graphite Composite Board, Xps Extruded Board, Waterproof Backing Board6600K CNYSupported
Langfang Chengqing Thermal Insulation Materials Co., Ltd2019-05-15Graphite Composite Board, Rock Wool Pipe Shell, Smoke Proof Glass Wool Board2000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of graphite composite panels, it is recommended to prioritize confirming key technical parameters such as thermal conductivity and temperature resistance range, as these indicators directly affect their performance in high-temperature sealing or heat exchange scenarios.
  • Graphite composite panels are widely used in chemical equipment lining or fuel cell bipolar plates. When purchasing, the corresponding anti-corrosion grade and mechanical strength product specifications should be selected according to specific working conditions.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support or platform statistical information. Such suppliers can usually provide more stable batch consistency.
  • In actual procurement, attention should be paid to the impact of different thickness specifications on material flexibility. For example, thin plates below 0.5mm are more suitable for precision component processing scenarios that require bending and forming.

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