Updated Aug 18, 2026 · Public platform & industry data

Aug 18, 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: Guangzhou Youtuo New Material Technology Co., Ltd, Wujiang Kejie Electronics Co., Ltd, Shenzhen Longteng Plastic Insulation Materials Co., Ltd, Jiaxing Chuangqi Cable Co., Ltd, Dongguan Suming Plastic Raw Materials Co., Ltd, Shenyang Youda Insulation Materials Co., Ltd, Wuhan Zero Plus One Chemical Co., Ltd, Guangdong Pengcheng Shihai New Materials Co., Ltd, Shenzhen Zhongke Hengrun Technology Development Co., Ltd, Dongguan Huijian Precision Electronic 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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Guangzhou Youtuo New Material Technology Co., Ltd

C10, 4th Floor, No. 23, Huashan Road Section, Chaotian Industrial Zone, Panyu District, Guangzhou City

Overall Score4.9 / 5
Est. Date2023-12-15
Registered Capital5000K CNY

Guangzhou Youtuo New Material Technology Co., Ltd. is located at C10, 4th floor, No. 23, Huashan Road, Chaotian Industrial Zone, Panyu District, Guangzhou City. It was established on December 15, 2023, with the registration authority being the Panyu District Market Supervision Administration of Guangzhou City and the legal representative being Chen Jie. Core products: Insulating Material

Top 2
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Wujiang Kejie Electronics Co., Ltd
Overall Score4.8 / 5
Est. Date2009-08-11
Registered Capital10000K CNY

Wujiang Kejie Electronics Co., Ltd., with its registered address at No. 6, Tong'an East Road, Hengfan Street, East the Taihu Lake Ecological Tourism Resort (the Taihu Lake New Town), Wujiang District, Suzhou City, is registered by the Data Bureau of Wujiang District, Suzhou City, and its legal representative is Zhou Hua. Its business scope includes the production and sales of electronic product carrier belts; Production, processing, and sales of small hardware; Production and sales of electronic connectors and electronic insulation sleeves; Electronic product sales; Import and export business of various commodities and technologies through self operation and agency; Research and development, design, installation, maintenance, and related technical consulting services for mechanical equipment; Own property rental. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulating Material, Fiberglass Conduit, Heat Shrink Tubing

Top 3
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Shenzhen Longteng Plastic Insulation Materials Co., Ltd
Overall Score4.8 / 5
Est. Date2018-12-04
Registered Capital1000K CNY

Shenzhen Longteng Plastic Insulation Materials Co., Ltd. is registered at Building A4, Langxin Industrial Zone, Langxin Community, Shiyan Street, Bao'an District, Shenzhen. The registration authority is the Shenzhen Market Supervision Administration, and the legal representative is Zheng Hongjun. The company's business scope includes general sales of plastic materials, insulation materials, rubber and plastic products, hardware products, electromechanical products, mechanical equipment and accessories, and environmental protection equipment. 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 include the production of plastic materials, insulation materials, rubber and plastic products, hardware products, electromechanical products, mechanical equipment and accessories, and environmental protection equipment.. Core products: Insulating Material, Plastic Sheet

TOP4
Jiaxing Chuangqi Cable Co., Ltd

Market Town, Shendang Town, Haiyan County, Jiaxing City, Zhejiang Province (east of Haiwang Highway)

Overall Score4.7 / 5
Est. Date2006-10-20
Registered Capital45100K CNY

Jiaxing Chuangqi Cable Co., Ltd. is located in Jizhen, Shendang Town, Haiyan County, Jiaxing City, Zhejiang Province (east of Haiwang Road). It was established on October 20, 2006, with the registration authority of Haiyan County Market Supervision Administration and the legal representative being Chen Xiulan. Core products: Insulating Material

TOP5
Dongguan Suming Plastic Raw Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2020-10-12
Registered Capital500K CNY

Dongguan Suming Plastic Raw Materials Co., Ltd., with its registered address at Room 116, No. 7 Dongshu 5th Road, Xiegang Town, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision Administration. The legal representative is Li Lanying, and the business scope includes general projects: sales of chemical products (excluding licensed chemical products); Sales of synthetic materials; Sales of rubber products; Sales of plastic products; Sales of new catalytic materials and additives; Sales of specialized chemical products (excluding hazardous chemicals); Wholesale of hardware products; Retail of hardware products; Electronic product sales; Import and export of goods; Technology import and export. (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: Insulating Material, Covestro, Pa12 (Polyamide 12)

TOP6
Shenyang Youda Insulation Materials Co., Ltd
Overall Score4.6 / 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

TOP7
Wuhan Zero Plus One Chemical Co., Ltd
Overall Score4.6 / 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

TOP8
Guangdong Pengcheng Shihai New Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2023-03-15
Registered Capital5800K CNY

Guangdong Pengcheng Shihai New Materials Co., Ltd., registered at No. 16 Jiangjun Road, Zhongling Village Group, Qiuchang Weibu Village, Huiyang District, Huizhou City, registered with the Market Supervision and Administration Bureau of Huiyang District, Huizhou City, with Liu Hecheng as the legal representative. Its business scope includes general projects: sales of engineering plastics and synthetic resins; Sales of coatings (excluding hazardous chemicals); Sales of rubber products; Sales of metal materials; Mold sales; Sales of new membrane materials; Sales of synthetic materials; Electronic product sales; Sales of high-performance fibers and composite materials; Supply chain management services; Sales of power facilities and equipment; Sales of building decoration materials; Sales of arts and crafts and ceremonial supplies (excluding ivory and its products); Sales of mechanical parts and components; Professional design services; Industrial design services; Mechanical equipment research and development; Import and export of goods; Technology import and export. (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: Insulating Material, Customized Processing According To Demand, Electrical Box Equipment For Electricians

TOP9
Shenzhen Zhongke Hengrun Technology Development Co., Ltd
Overall Score4.4 / 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

TOP10
Dongguan Huijian Precision Electronic Technology Co., Ltd
Overall Score4.4 / 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

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Guangzhou Youtuo New Material Technology Co., Ltd2023-12-15Insulating Material5000K CNYNot Supported
Wujiang Kejie Electronics Co., Ltd2009-08-11Insulating Material, Fiberglass Conduit, Heat Shrink Tubing10000K CNYNot Supported
Shenzhen Longteng Plastic Insulation Materials Co., Ltd2018-12-04Insulating Material, Plastic Sheet1000K CNYSupported
Jiaxing Chuangqi Cable Co., Ltd2006-10-20Insulating Material45100K CNYNot Supported
Dongguan Suming Plastic Raw Materials Co., Ltd2020-10-12Insulating Material, Covestro, Pa12 (Polyamide 12)500K CNYNot Supported
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
Guangdong Pengcheng Shihai New Materials Co., Ltd2023-03-15Insulating Material, Customized Processing According To Demand, Electrical Box Equipment For Electricians5800K CNYSupported
Shenzhen Zhongke Hengrun Technology Development Co., Ltd2009-09-03Insulating Material, Epoxy Board, Customized Processing Parts10000K CNYSupported
Dongguan Huijian Precision Electronic Technology Co., Ltd2017-03-15Insulating Material, Insulating Sheet, Epoxy Board5000K CNYSupported

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