2026 Top 10 Graphite Polystyrene Board Manufacturers in China

Sichuan Junai Thermal Insulation Building Materials Co., Ltd

Room 2-3, 2nd Floor, Building 1, No. 19 Zhenxing West Road, Jinniu High tech Industrial Park, Chengdu, Sichuan Province

Sichuan Junai Thermal Insulation Building Materials Co., Ltd., located at Room 2-3, 2nd Floor, Building 1, No. 19 Zhenxing West Road, Jinniu High tech Industrial Park, Chengdu, Sichuan Province, was established on August 10, 2022. The registration authority is Jinniu District Market Supervision Administration, and the legal representative is Dai Jianwei. Core products: Graphite Polystyrene Board

Sichuan Xindayuan New Thermal Insulation Material Co., Ltd

Sichuan Xindayuan New Thermal Insulation Materials Co., Ltd., with its registered address at Floor 1, Unit 3, Building 2, No. 12-24 and 25, Yujie Lane, Wuhou District, Chengdu, Sichuan Province, is registered by Wuhou District Market Supervision Administration, and its legal representative is Tian Dongjie. Its business scope includes production (only branches are engaged in production, processing and operation in the industrial park) and sales: new thermal insulation materials, plastic products, foam products, mortar; Sales: chemical products (excluding dangerous goods), rock wool products, glass products, fireproof materials, hardware and electrical equipment, mechanical and electrical equipment; Promotion services for energy-saving technologies and construction of anti-corrosion and insulation projects; Import and export of goods or 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: Graphite Polystyrene Board, Extruded Polystyrene Board, Rock Wool Board

Hebei Rongxiang Thermal Insulation Building Materials Co., Ltd

Hebei Rongxiang Thermal Insulation Building Materials Co., Ltd., with its registered address in Dongyaotou Village, Quancun 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 Gao Baojian, and its business scope includes general projects such as insulation and sound insulation material manufacturing; Sales of insulation and soundproofing materials; Manufacturing of building waterproofing membrane products; Sales of building waterproofing membrane products; Production of fireproof sealing materials; Sales of fireproof sealing materials; Manufacturing of sealing fillers; Sales of sealing fillers; Fastener manufacturing; Sales of fasteners; 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; Manufacturing of synthetic materials (excluding hazardous chemicals); Sales of synthetic materials; Manufacturing of hardware products; Retail of hardware products; Sales of anti-corrosion materials; Sales of coatings (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Sales of insulation materials. (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; 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. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Graphite Polystyrene Board, Extruded Polystyrene Board, Glass Wool Board

Langfang Zhenghong Energy saving Technology Co., Ltd

Langfang, Hebei

Langfang Zhenghong Energy saving Technology Co., Ltd., located in Langfang, Hebei Province, was established on March 14, 2024. Core products: Graphite Polystyrene Board

Hebei Jinnuo Energy saving Technology Co., Ltd

Hebei Jinnuo 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 Zhanghaigang, 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 building waterproofing membrane products; Sales of building waterproofing membrane products; Production of fireproof sealing materials; Sales of fireproof sealing materials; Manufacturing of sealing fillers; Sales of sealing fillers; Fastener manufacturing; Sales of fasteners; 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; Manufacturing of synthetic materials (excluding hazardous chemicals); Sales of synthetic materials; Manufacturing of hardware products; Retail of hardware products; Sales of anti-corrosion materials; Sales of coatings (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Sales of insulation materials. (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; 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. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Graphite Polystyrene Board, Eps Line, Extruded Polystyrene Board

Langfang Yiqing Thermal Insulation Materials Co., Ltd

Langfang Yiqing Thermal Insulation Materials Co., Ltd., with its registered address in Puta Village, Liugezhuang 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 Liu Junxian, and the business scope includes general projects: manufacturing of thermal insulation and sound insulation materials; Sales of insulation and soundproofing materials; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Manufacturing of cement products; Sales of cement products; Sales of insulation materials; Sales of coatings (excluding hazardous chemicals); Sales of metal structures; Sales of metal materials; Sales of fireproof sealing materials; Sales of building waterproofing membrane products; Sales of anti-corrosion materials; Sales of high-performance sealing materials; Sales of chemical products (excluding licensed chemical products); Sales of new ceramic materials. (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; Construction labor subcontracting. (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 Polystyrene Board, Foam Glass, Rock Wool Board

Xinjiang Dongfang Kaida Building Materials Co., Ltd

Xinjiang Dongfang Kaida Building Materials Co., Ltd., with its registered address at Room 106, Pilot Experimental Building, No. 220 Shihua South Road, Midong District, Urumqi City, Xinjiang, is registered with the Midong District Market Supervision and Administration Bureau. The legal representative is Liu Wei, and the business scope includes processing and production of insulation materials, sound insulation materials, fireproof materials, waterproof materials, sealing materials, water treatment agents, and research and development of new materials; Sales: Building materials, rock wool products, glass wool products, aluminum silicate products, silicate products, rubber and plastic products, polyurethane products, chemical products, hardware and chemical products, asbestos, rubber products, metal products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Graphite Polystyrene Board, Rubber And Plastic Board, Aluminum Silicate Needle Punched Blanket