Updated Jul 11, 2026 · Public platform & industry data

Jul 11, 2026 Updated

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2026 Top 10 Insulating Material Manufacturers in China

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

The top 10 Insulating Material manufacturers in China for 2026 are: Hejian Yizhuo Thermal Insulation Materials Co., Ltd, Hebei Fusheng Building Materials Co., Ltd, Dongguan Huijian Precision Electronic Technology Co., Ltd, Shenyang Youda Insulation Materials Co., Ltd, Wuhan Zero Plus One Chemical Co., Ltd, Weifang Oudeli Sealing Materials Co., Ltd, Langfang Hanghao Energy saving Technology Co., Ltd, Shenzhen Zhongke Hengrun Technology Development Co., Ltd, Shenzhen Ancheng Plastic Materials Co., Ltd, Huanghua Hongxin Insulation Material 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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Hejian Yizhuo Thermal Insulation Materials Co., Ltd
Overall Score4.9 / 5
Est. Date2020-12-10
Registered Capital5000K CNY

Hejian Yizhuo Thermal Insulation Materials Co., Ltd. is located in Fanjiu Village, Shucheng Town, Hejian City, Cangzhou City, Hebei Province. It was established on December 10, 2020, with the registration authority of Hejian Market Supervision Administration and the legal representative being Liu Jiuqiang. Core products: Insulating Material

Top 2
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Hebei Fusheng Building Materials Co., Ltd
Overall Score4.8 / 5
Est. Date2018-04-27
Registered Capital3000K CNY

Hebei Fusheng Building Materials Co., Ltd., with its registered address in Dongliugezhuang Village, Liugezhuang Town, Dacheng County, Langfang City, Hebei Province, is registered with the Administration for Industry and Commerce of Dacheng County, Langfang City. The legal representative is Wu Fajie, and the business scope includes processing and sales of insulated lightweight composite sandwich panels and crack resistant mortar; Sales: rubber and plastic products, glass wool products, rock wool products, aluminum silicate products, polyurethane products, rubber products, insulation mortar, polystyrene board, extruded board, fireproof materials, sealing materials, refractory materials; Construction of insulation engineering. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulating Material, Elevator Shaft Sound-Absorbing Panel, Rock Wool Board

Top 3
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Dongguan Huijian Precision Electronic Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2017-03-15
Registered Capital5000K CNY

Dongguan Huijian Precision Electronic Technology Co., Ltd., with its registered address at Room 108, Building 2, No. 66 Yongwei Road, Baizhoubian, Dongcheng Street, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision Administration. The legal representative is Chen Jinjin, and its business scope includes research and development, production, processing, and sales of electronic materials, insulation materials, film materials, fireproof materials, optical materials, and shock-absorbing materials; Import and export of goods, import and export of technology. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulating Material, Insulating Sheet, Epoxy Board

TOP4
Shenyang Youda Insulation Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2014-01-07
Registered Capital8000K CNY

Shenyang Youda Insulation Materials Co., Ltd., with its registered address at No. 110-3 Hongrun Road, Yuhong District, Shenyang City (Gate 2), registered with the Market Supervision and Administration Bureau of Yuhong District, Shenyang City, and represented by Xie Yin as its legal representative. The company's business scope includes licensed business projects: no general business projects: manufacturing and processing of plastic insulation materials and insulation wood products; Sales of plastic insulation materials, engineering plastics, hardware and electrical equipment, metal products, electromechanical products and accessories; Import and export of various commodities and technologies through self operation and agency, except for commodities and technologies restricted or prohibited from import and export by the state. (Projects that require approval by law can only be operated after approval by relevant departments.). Core products: Insulating Material, Insulation Composite Material, Insulating Paper

TOP5
Wuhan Zero Plus One Chemical Co., Ltd
Overall Score4.7 / 5
Est. Date2023-06-14
Registered Capital10010K CNY

Wuhan Zero Plus One Chemical Co., Ltd., registered at Room 19-2, 12th Floor, Building 2, No. 139 Hanyang Avenue, Hanyang District, Wuhan City, Hubei Province, is registered with the Market Supervision Administration of Hanyang District, Wuhan City. The legal representative is Chen Peng, and the business scope includes general projects: production of Class II non pharmaceutical precursor chemicals, production of Class III non pharmaceutical precursor chemicals, sales of chemical products (excluding licensed chemical products), research and development of biochemical product technology, sales of high-purity elements and compounds, operation of Class III non pharmaceutical precursor chemicals, sales of specialized chemical products (excluding hazardous chemicals), sales of synthetic materials, sales of refractory materials, operation of Class II non pharmaceutical precursor chemicals, and regeneration. Resource recycling (excluding productive waste metals), information technology consulting services, technical services, technology development, technical consulting Technical exchange, technology transfer, technology promotion, sales of food additives, manufacturing of specialized chemical products (excluding hazardous chemicals), sales of feed additives, sales of fertilizers, sales of daily chemical products, sales of fertilizers, sales of instruments and meters, sales of drug testing instruments, sales of experimental and analytical instruments, recycling of productive waste metals, recycling and cascading utilization of waste power batteries for new energy vehicles (excluding hazardous waste management), manufacturing of petroleum products (excluding hazardous chemicals), sales of lubricants, sales of electronic special materials, retail of hardware products, sales of building materials, import and export of goods, import and export of technology, import and export agency. (Except for licensed businesses, it is allowed to independently operate projects that are not prohibited or restricted by laws and regulations.) Licensed project: hazardous chemical operation. (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: Insulating Material, Chemistry, Modified Starch

TOP6
Weifang Oudeli Sealing Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2017-01-06
Registered Capital3000K CNY

Weifang Oudeli Sealing Materials Co., Ltd., with its registered address at 3-6, Building 3, No. 591 Industrial Fourth Street, Weicheng Economic Development Zone, Weifang City, Shandong Province, is registered with the Weicheng District Market Supervision and Administration Bureau of Weifang City. The legal representative is Li Litao, and its business scope includes the sale of sealing materials, insulation materials, thermal insulation materials, rubber products, and chemical products (excluding hazardous chemicals and precursor chemicals); Processing and sales: metal seals, rubber seals. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulating Material, Silica Gel Plate, Sealing Material

TOP7
Langfang Hanghao Energy saving Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2022-04-08
Registered Capital10000K CNY

Langfang Hanghao Energy saving Technology Co., Ltd., with its registered address in Wangcaijian 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 Liu Nannan, and its business scope includes energy-saving technology promotion services; Manufacturing and sales of rubber products, seals, glass fibers and products, high-performance fibers and composite materials, graphite and carbon products, insulation and sound insulation materials, coatings (excluding hazardous chemicals), plastic products, asbestos products, fireproof sealing materials, refractory materials, metal products, chemical products (excluding licensed chemical products), building materials, and anti-corrosion materials; Construction professional operations; Construction project construction. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulating Material, Staircase Board, Ptfe Thread Seal Tape

TOP8
Shenzhen Zhongke Hengrun Technology Development Co., Ltd
Overall Score4.6 / 5
Est. Date2009-09-03
Registered Capital10000K CNY

Shenzhen Zhongke Hengrun Technology Development Co., Ltd., registered at No. 201, 2nd Floor, Building 2, Fourth Row, Shajing Xinqiao Third Industrial Zone, Bao'an District, Shenzhen, with the registration authority of Bao'an Bureau and the legal representative being Zhang Ti, has a business scope including general business projects such as investing in and establishing industries (specific projects will be declared separately); Research and sales of electric wood boards, cardboard, fiberboard, epoxy boards, insulation materials, and engineering plastic materials; Research and sales of metal materials, magnetic materials, packaging materials, industrial tapes and films, electronic products, hardware and plastic accessories, electronic components, and instruments (excluding non recycling operations of renewable resources); Domestic trade, import and export of goods and technology. Except for projects prohibited or required to be approved before registration by laws, administrative regulations, or decisions of the State Council, the licensed business projects include the production of electric wood boards, cardboard, fiberboards, epoxy boards, insulation materials, and engineering plastic materials; The research and sales of Class II medical device products, as well as the research, production, and sales of personal protective equipment.. Core products: Insulating Material, Epoxy Board, Customized Processing Parts

TOP9
Shenzhen Ancheng Plastic Materials Co., Ltd
Overall Score4.4 / 5
Est. Date2016-12-12
Registered Capital1000K CNY

Shenzhen Ancheng Plastic Materials Co., Ltd., registered at No. 76-3 Xinqiao North Ring Road, Shajing Street, Bao'an District, Shenzhen, with the registration authority of Bao'an Bureau and the legal representative of Shen Meijuan, is engaged in the research and sales of insulation materials, plastic materials, engineering materials, hardware and electromechanical materials, electronic materials, screen printing materials, and anti-static materials; Engaging in e-commerce (if it involves a preliminary administrative license, a preliminary administrative license document must be obtained before operation); Domestic trade, import and export of goods and technology. Except for projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council; for projects involving administrative licenses, administrative license documents must be obtained before operation. The licensed business projects are:. Core products: Insulating Material, Temperature Resistant Engineering Plastics, Anti Static Board

TOP10
Huanghua Hongxin Insulation Material Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2017-08-29
Registered Capital21800K CNY

Huanghua Hongxin Insulation Material Technology Co., Ltd., with its registered address located in Yangerzhuang Town Industrial Park, Huanghua City, Cangzhou City, Hebei Province, is registered with the Huanghua Market Supervision Administration. The legal representative is Zhang Zhenyu, and its business scope includes general projects such as mechanical and electrical equipment manufacturing; Manufacturing of distribution switch control equipment; Manufacturing of general components; Manufacturing of power facilities and equipment; Manufacturing of industrial textile products; Manufacturing of glass fiber reinforced plastic products; Sales of non-metallic minerals and products; Manufacturing of hardware products; Production of special labor protection equipment; Manufacturing of electrical equipment. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: 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: Insulating Material, Insulating Board, Yellow Epoxy Board

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hejian Yizhuo Thermal Insulation Materials Co., Ltd2020-12-10Insulating Material5000K CNYNot Supported
Hebei Fusheng Building Materials Co., Ltd2018-04-27Insulating Material, Elevator Shaft Sound-Absorbing Panel, Rock Wool Board3000K CNYSupported
Dongguan Huijian Precision Electronic Technology Co., Ltd2017-03-15Insulating Material, Insulating Sheet, Epoxy Board5000K CNYSupported
Shenyang Youda Insulation Materials Co., Ltd2014-01-07Insulating Material, Insulation Composite Material, Insulating Paper8000K CNYSupported
Wuhan Zero Plus One Chemical Co., Ltd2023-06-14Insulating Material, Chemistry, Modified Starch10010K CNYNot Supported
Weifang Oudeli Sealing Materials Co., Ltd2017-01-06Insulating Material, Silica Gel Plate, Sealing Material3000K CNYSupported
Langfang Hanghao Energy saving Technology Co., Ltd2022-04-08Insulating Material, Staircase Board, Ptfe Thread Seal Tape 10000K CNYSupported
Shenzhen Zhongke Hengrun Technology Development Co., Ltd2009-09-03Insulating Material, Epoxy Board, Customized Processing Parts10000K CNYSupported
Shenzhen Ancheng Plastic Materials Co., Ltd2016-12-12Insulating Material, Temperature Resistant Engineering Plastics, Anti Static Board1000K CNYNot Supported
Huanghua Hongxin Insulation Material Technology Co., Ltd2017-08-29Insulating Material, Insulating Board, Yellow Epoxy Board21800K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of insulation materials, it is recommended to prioritize checking key technical parameters such as voltage rating and dielectric constant to ensure compatibility with the operating conditions of power equipment or electronic components, such as significant differences in material performance requirements between high-voltage substations and low-voltage circuits.
  • When selecting suppliers, reference can be made to indicators such as product compatibility, business qualifications, enterprise activity, industry performance, and industry data support, especially in fields such as new energy or rail transit that require high reliability of insulation materials.
  • Different application scenarios such as cable sheaths, motor windings, or PCB substrates require differentiation of material types. The temperature resistance and mechanical strength of different materials such as silicone rubber and epoxy resin directly affect their service life.
  • When purchasing insulation materials in the industrial sector, it is recommended to evaluate the stability of the supplier's products based on their industry data support. For example, in precision scenarios such as aerospace or medical equipment, batch consistency of materials is particularly critical.

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