Updated Jul 29, 2026 · Public platform & industry data

Jul 29, 2026 Updated

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2026 Top 10 Polyphenylene Board Manufacturers in China

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

The top 10 Polyphenylene Board manufacturers in China for 2026 are: Langfang Wanhui Thermal Insulation Materials Co., Ltd, Yashi Energy saving Technology Langfang Co., Ltd, Sichuan Honghuasheng New Thermal Insulation Materials Co., Ltd, Sichuan Zhu'an Xinyu Energy saving Insulation Materials Co., Ltd, Sichuan Chenghui Zexu Energy saving Technology Co., Ltd, Sichuan Xinhengyi Energy saving Materials Co., Ltd, Langfang Tianshuo Chemical Technology Co., Ltd, Langfang Lanxun Energy saving Technology Co., Ltd, Langfang Haolu New Building Materials Co., Ltd, Langfang Runhe New Building 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 Wanhui Thermal Insulation Materials Co., Ltd
Overall Score4.9 / 5
Est. Date2024-02-19
Registered Capital1000K CNY

Langfang Wanhui Thermal Insulation Materials Co., Ltd., with its registered address in Shijiawu 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 Shi Haicheng, and the business scope includes general projects: manufacturing of thermal insulation and sound insulation materials; Sales of insulation and soundproofing materials; Sales of engineering plastics and synthetic resins; Manufacturing of plastic products; Sales of plastic products; Production of fireproof sealing materials; Sales of fireproof sealing materials; Manufacturing of asbestos products; Sales of asbestos products; Sales of insulation materials; Sales of building materials; Manufacturing of lightweight building materials; Sales of lightweight building materials; Manufacturing of biobased materials; Sales of biobased materials; Sales of synthetic materials; Manufacturing of technical glass products; Sales of technical glass products; Manufacturing of cement products; Sales of cement products; Sales of coatings (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Sales of building decoration materials; Sales of building waterproofing membrane products; Sales of sealing fillers; Sales of anti-corrosion materials; Sales of fiberglass and related products; Sales of rubber products; Sales of metal products; Sales of metal materials; Labor services (excluding labor dispatch). (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: Polyphenylene Board, Siliceous Board, Fireproof Board

Top 2
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Yashi Energy saving Technology Langfang Co., Ltd
Overall Score4.7 / 5
Est. Date2016-10-11
Registered Capital2000K CNY

Yashi Energy saving Technology Langfang Co., Ltd., with its registered address in Qianligezhuang 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 Liu Shaokai, and the business scope includes energy-saving technology promotion services; Manufacturing and sales of insulation and sound insulation materials, refractory materials, ecological environment materials (excluding hazardous chemicals), sealing fillers (excluding hazardous chemicals), seals, rubber products, glass fibers and products, cement products, building waterproofing membranes, anti-corrosion materials, building materials, metal materials, and chemical products (excluding licensed chemical products); 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). Core products: Polyphenylene Board, Phenolic Board, Tunnel Phenolic Board, Waterproof Backing Board

Top 3
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Sichuan Honghuasheng New Thermal Insulation Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2019-11-07
Registered Capital300K CNY

Sichuan Honghuasheng New Thermal Insulation Materials Co., Ltd., with its registered address at No. 1, Floor 2, No. 62, Loong Boat South Street, Jinjiang District, Chengdu, Sichuan Province (self numbered 466), is registered by Jinjiang Market Supervision Administration, and its legal representative is Li Jingwei. Its business scope includes technical promotion and technical research of environmental protection materials; Production (limited to branch offices engaged in production and operation within the industrial park), processing (limited to branch offices engaged in production and operation within the industrial park), sales: building materials, wires and cables, rubber products, chemical products (excluding dangerous goods); Construction of waterproof, anti-corrosion and insulation engineering; Construction of architectural decoration and renovation projects; Construction of landscaping and greening projects; Construction of building curtain wall engineering; Construction of steel structure engineering. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Polyphenylene Board, Perlite Board, Rock Wool Board

TOP4
Sichuan Zhu'an Xinyu Energy saving Insulation Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2017-05-09
Registered Capital6000K CNY

Sichuan Zhu'an Xinyu Energy Saving Thermal Insulation Materials Co., Ltd., with its registered address at Zitonggou Village, Dongguan Town, Gaoping District, Nanchong City, Sichuan Province, is registered by the Market Supervision Administration of Gaoping District, Nanchong City, and its legal representative is Qu Jingxin. Its business scope includes production, processing and sales of thermal insulation materials, thermal insulation mortar, dry powder mortar, cement products, mineral wool products for internal and external wall putty, cement foam board, polystyrene foam board, waterproof materials and auxiliary materials, and sales; Construction of cement, alkali resistant fiberglass mesh, building materials, chemical products, anti-corrosion and insulation coatings, and waterproofing engineering.. Core products: Polyphenylene Board, Insulation Board Material, Mortar Agent

TOP5
Sichuan Chenghui Zexu Energy saving Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2024-04-12
Registered Capital5000K CNY

Sichuan Chenghui Zexu Energy saving Technology Co., Ltd., with its registered address at No. 907, 9th Floor, Unit 1, Building 2, No. 99 Jinhui West 1st Street, Chengdu High tech Zone, China (Sichuan) Pilot Free Trade Zone, is registered with the Market Supervision Administration of Chengdu High tech Zone, and its legal representative is Cui Haitao. Its business scope includes general projects such as energy-saving management services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of insulation materials; Sales of building materials; Sales of fiberglass and related products; Sales of anti-corrosion materials; Sales of sealing fillers; Sales of seals; Sales of refractory materials; Sales of asbestos products; Sales of rubber products; Retail of hardware products; Sales of chemical products (excluding licensed chemical products); Sales of non-metallic minerals and products; Wholesale of hardware products; Manufacturing of insulation and sound insulation materials [branch operation]; Manufacturing of engineering plastics and synthetic resins [branch operation]; Manufacturing of building waterproofing membrane products [branch operation]; Manufacturing of non-metallic mineral products [branch operation]; Plastic product manufacturing [branch operation]; Cement product manufacturing [branch operation]; Sales of cement products; Nonferrous metal casting [branch operation]; Metal material manufacturing [branch operation]. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed projects: construction engineering design; 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: Polyphenylene Board, Fiberglass Mesh, Composite Rock Wool Board

TOP6
Sichuan Xinhengyi Energy saving Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2023-06-20
Registered Capital8000K CNY

Sichuan Xinhengyi Energy saving Materials Co., Ltd. is located in Group 4, Qipan Village, Zhihe Street, Pengzhou City, Chengdu City, Sichuan Province. It was established on June 20, 2023, with the registration authority of Pengzhou Market Supervision Administration and the legal representative being Li Quanpan. Core products: Polyphenylene Board, Extruded Polystyrene Board, Insulation Board

TOP7
Langfang Tianshuo Chemical Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2016-12-02
Registered Capital12000K CNY

Langfang Tianshuo Chemical Technology Co., Ltd., with its registered address in Sanghang 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 Gao Pei, and its business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Research and development of biochemical product technology; Research and development of new material technology; Manufacturing of ecological environment materials; Sales of ecological environment materials; Mining machinery manufacturing; Sales of mining machinery; Mechanical equipment research and development; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Sales of mechanical equipment; Mechanical parts and component processing; Sales of mechanical parts and components; Specialized equipment repair; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of non-metallic mineral products; Sales of non-metallic minerals and products; Sales of firefighting equipment; Sales of chemical products (excluding licensed chemical products); Sales of security equipment; Production of fireproof sealing materials; Sales of fireproof sealing materials; Manufacturing of biobased materials; Sales of biobased materials; Manufacturing of engineering plastics and synthetic resins; Sales of engineering plastics and synthetic resins; Manufacturing of sealing fillers; Sales of sealing fillers; Sealing component manufacturing; Sales of seals; Sales of high-performance sealing materials; Sales of industrial automatic control system devices; Manufacturing of specialized machinery for the production of building materials; Sales of building materials; Manufacturing of lightweight building materials; Sales of lightweight building materials; Manufacturing of concrete structural components; Sales of concrete structural components; Manufacturing of cement products; Sales of cement products. (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: Polyphenylene Board, Electric Heat Tracing, Rubber And Plastic Pipe

TOP8
Langfang Lanxun Energy saving Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2022-01-14
Registered Capital5000K CNY

Langfang Lanxun Energy saving Technology Co., Ltd., with its registered address located in Shiwangtang 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 Ma Juan, and its business scope includes energy-saving technology promotion services; Manufacturing and sales of insulation and sound insulation materials, ecological environment materials (excluding hazardous chemicals), sealing fillers (excluding hazardous chemicals), fireproof sealing materials, plastic products, lightweight building materials, rubber products, and building waterproofing membrane products; Sales of synthetic materials (excluding hazardous chemicals), building materials, insulation materials, labor protection equipment, and chemical products (excluding licensed chemical products); Labor services (excluding labor dispatch); Construction project construction, specialized construction operations. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Polyphenylene Board, Polyurethane Spray Coating, Glass Wool

TOP9
Langfang Haolu New Building Materials Co., Ltd
Overall Score4.4 / 5
Est. Date2019-02-20
Registered Capital1000K CNY

Langfang Haolu New Building Materials Co., Ltd. is registered in Lidamuqiao Village, Litan 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 Wang Hongyan. The business scope includes processing and sales of insulated lightweight composite sandwich panels; Sales: Rock wool products, glass wool products, AEPS polystyrene board, electric heat tracing tape, electric floor heating wire, aluminum silicate products, rubber products, genuine gold board, STP insulation vacuum insulation board, polyurethane products, silicate products, phenolic products, sealing materials, fireproof materials; Undertake insulation engineering construction. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Polyphenylene Board, Aluminum Silicate Tube, Rock Wool Board

TOP10
Langfang Runhe New Building Materials Co., Ltd
Overall Score4.4 / 5
Est. Date2019-03-26
Registered Capital3000K CNY

Langfang Runhe New Building Materials Co., Ltd. is registered in Dongyaotou Village, Quancun 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 Jianing. The business scope includes general projects: manufacturing of lightweight building materials; Sales of lightweight building materials; Manufacturing of cement products; Sales of cement products; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Manufacturing of building waterproofing membrane products; Sales of building waterproofing membrane products; Manufacturing of insulation and soundproofing materials; Sales of insulation and soundproofing materials; Fastener manufacturing; Sales of fasteners; Manufacturing of plastic products; Sales of plastic products; Rubber product manufacturing; Sales of rubber products; Production of fireproof sealing materials; Sales of fireproof sealing materials; Manufacturing of synthetic materials (excluding hazardous chemicals); Sales of synthetic materials; Sales of chemical products (excluding licensed chemical products); Sales of coatings (excluding hazardous chemicals); Sales of anti-corrosion 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: Polyphenylene Board, Aluminum Silicate, Rubber And Plastic Pipe

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Langfang Wanhui Thermal Insulation Materials Co., Ltd2024-02-19Polyphenylene Board, Siliceous Board, Fireproof Board1000K CNYNot Supported
Yashi Energy saving Technology Langfang Co., Ltd2016-10-11Polyphenylene Board, Phenolic Board, Tunnel Phenolic Board, Waterproof Backing Board2000K CNYNot Supported
Sichuan Honghuasheng New Thermal Insulation Materials Co., Ltd2019-11-07Polyphenylene Board, Perlite Board, Rock Wool Board300K CNYNot Supported
Sichuan Zhu'an Xinyu Energy saving Insulation Materials Co., Ltd2017-05-09Polyphenylene Board, Insulation Board Material, Mortar Agent6000K CNYNot Supported
Sichuan Chenghui Zexu Energy saving Technology Co., Ltd2024-04-12Polyphenylene Board, Fiberglass Mesh, Composite Rock Wool Board5000K CNYNot Supported
Sichuan Xinhengyi Energy saving Materials Co., Ltd2023-06-20Polyphenylene Board, Extruded Polystyrene Board, Insulation Board8000K CNYNot Supported
Langfang Tianshuo Chemical Technology Co., Ltd2016-12-02Polyphenylene Board, Electric Heat Tracing, Rubber And Plastic Pipe12000K CNYNot Supported
Langfang Lanxun Energy saving Technology Co., Ltd2022-01-14Polyphenylene Board, Polyurethane Spray Coating, Glass Wool5000K CNYNot Supported
Langfang Haolu New Building Materials Co., Ltd2019-02-20Polyphenylene Board, Aluminum Silicate Tube, Rock Wool Board1000K CNYNot Supported
Langfang Runhe New Building Materials Co., Ltd2019-03-26Polyphenylene Board, Aluminum Silicate, Rubber And Plastic Pipe3000K CNYSupported

Purchasing Guide

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

  • For procurement needs that require the use of polystyrene boards, it is recommended to prioritize confirming key technical parameters such as thermal conductivity, density, and fire rating of the product to ensure compliance with specific requirements for building energy efficiency or industrial insulation.
  • In different scenarios such as cold storage construction or external wall insulation, the thickness and compressive strength of polystyrene board should be selected differentially based on actual load and environmental conditions.
  • 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 balance supply stability and long-term cooperation potential.
  • When purchasing polystyrene boards, it is usually necessary to pay attention to whether the supplier provides a complete product testing report, and evaluate their production capacity and delivery capability in conjunction with the project cycle.

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