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, Guangzhou Furui New Material Technology Co., Ltd, Lingshou Baofeng Mica Processing Co., Ltd, Chengdu Yanxin Trading Co., Ltd, Tongchuang Chemical (Nanjing) Co., Ltd, Dongguan Huijian Precision Electronic Technology Co., Ltd, Shenyang Youda Insulation Materials Co., Ltd, Weifang Oudeli Sealing Materials Co., Ltd, Langfang Hanghao Energy saving Technology Co., Ltd, Shenzhen Zhongke Hengrun Technology Development 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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Guangzhou Furui New Material Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2015-06-16
Registered Capital1000K CNY

Guangzhou Furui New Material Technology Co., Ltd., with its registered address at Room 1202, No. 80 Jingang Avenue, Nansha District, Guangzhou, registered with the Market Supervision Administration of Nansha District, Guangzhou, and represented by Qin Zhifa as the legal representative, is engaged in the sales of electrical equipment; Sales of instruments and meters; Sales of distribution switch control equipment; Electronic product sales; Sales of mechanical equipment; Sales of power electronic components; Sales of industrial control computers and systems; Network technology services; Sales of metal products; Sales of intelligent power transmission and distribution and control equipment; Internet of Things technology services; Sales of IoT devices; Energy saving management services; Sales of electrical accessories; Sales of mechanical and electrical equipment; Sales of communication equipment; Software development; Technology import and export; Import and export of goods; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Wholesale of hardware products; Sales of chemical products (excluding licensed chemical products); Promotion services for new material technology; Research and development of new material technology; Engineering and technical research and experimental development;. Core products: Insulating Material, Peek Material, Pai Dragon Plate

Top 3
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Lingshou Baofeng Mica Processing Co., Ltd
Overall Score4.8 / 5
Est. Date2013-03-06
Registered Capital1000K CNY

Lingshou Baofeng Mica Processing Co., Ltd., with its registered address at Shanmenkou Village, Beitanzhuang Township, Lingshou County, is registered with the Lingshou County Market Supervision and Administration Bureau. The legal representative is Yang Yongli, and its business scope includes the processing and sales of mica and talc powder; Sales of vermiculite, colored sand, graphite, light calcium, heavy calcium, quartz sand, quartz powder, diamond sand, floating beads, kaolin, diatomaceous earth, pebbles, rock fragments, vermiculite powder, mica powder, mica flakes, mica sand, bentonite, clay, calcium carbonate, talc powder, tourmaline, zeolite, barite, mullite, sepiolite, asbestos, bauxite, mineral fibers, wood fibers, polyester fibers, volcanic stone, vermiculite, wollastonite, five colored stone, rainflower stone, luminous stone, coral stone, calcium powder, potassium feldspar, flooring materials, sand, and stones. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)***. Core products: Insulating Material, Rock Fragments, Calcium Powder

TOP4
Chengdu Yanxin Trading Co., Ltd

No. 40-45, Building 1, Supermarket B, Wanguan Hardware and Electrical Market, No. 555 Jinfu Road, Jinniu District, Chengdu City

Overall Score4.7 / 5
Est. Date2008-04-24
Registered Capital500K CNY

Chengdu Yanxin Trading Co., Ltd., located at No. 555 Jinfu Road, Jinniu District, Chengdu City, is situated at No. 40-45, Building 1, Supermarket B, Wanguan Hardware and Electrical Market. It was established on April 24, 2008 and registered with the Jinniu District Market Supervision and Administration Bureau. The legal representative is Zhou Longjie. Core products: Insulating Material

TOP5
Tongchuang Chemical (Nanjing) Co., Ltd
Overall Score4.7 / 5
Est. Date1994-02-07
Registered Capital5000K CNY

Tongchuang Chemical (Nanjing) Co., Ltd., with its registered address at Room 210, Building F4, Zidong International Creative Park, No.1 Zidong Road, Maqun Street, Qixia District, Nanjing City, is registered with the Qixia District Government Service Management Office of Nanjing City. The legal representative is Wu Mingze, and the business scope includes licensed projects: hazardous chemical operations (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results), general projects: technology promotion services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Engineering and technical research and experimental development; Engineering and technological research and experimental development (excluding the development and application of human stem cells, gene diagnosis and treatment technologies, rare and unique precious and excellent varieties in China); Import and export of goods; Import and export agency; Sales of chemical products (excluding licensed chemical products); Sales of building materials; Sales of metal materials (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: Insulating Material, Curing Agent, Epoxy Resin

TOP6
Dongguan Huijian Precision Electronic Technology Co., Ltd
Overall Score4.6 / 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

TOP7
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

TOP8
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

TOP9
Langfang Hanghao Energy saving Technology Co., Ltd
Overall Score4.4 / 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

TOP10
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

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hejian Yizhuo Thermal Insulation Materials Co., Ltd2020-12-10Insulating Material5000K CNYNot Supported
Guangzhou Furui New Material Technology Co., Ltd2015-06-16Insulating Material, Peek Material, Pai Dragon Plate1000K CNYNot Supported
Lingshou Baofeng Mica Processing Co., Ltd2013-03-06Insulating Material, Rock Fragments, Calcium Powder1000K CNYNot Supported
Chengdu Yanxin Trading Co., Ltd2008-04-24Insulating Material500K CNYNot Supported
Tongchuang Chemical (Nanjing) Co., Ltd1994-02-07Insulating Material, Curing Agent, Epoxy Resin5000K CNYNot Supported
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
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

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