Updated Aug 17, 2026 · Public platform & industry data

Aug 17, 2026 Updated

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2026 Top 10 Insulating Spacer Manufacturers in China Jiangsu

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

The top 10 Insulating Spacer manufacturers in Jiangsu for 2026 are: Nantong Shunhongjun Electronic Materials Co., Ltd, Yangzhou Surui Electric Co., Ltd, Yangzhou Rongjia Electric Co., Ltd, Kunshan Nippon Power Electronics Co., Ltd, Yangzhou Xitar Electrical Equipment Co., Ltd, Suzhou Qiandingli Electronic Technology Co., Ltd, Fenglin Cui New Materials Technology (Suzhou) Co., Ltd, Taicang Shanshan Adhesive Products Co., Ltd, Changzhou Dilong Insulation Materials Co., Ltd, Yangzhou Yunling Electric 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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Nantong Shunhongjun Electronic Materials Co., Ltd
Overall Score4.9 / 5
Est. Date2023-03-14
Registered Capital1000K CNY

Nantong Shunhongjun Electronic Materials Co., Ltd. is registered at Group 23, Caomiao Village, Xiting Town, Tongzhou District, Nantong City, Jiangsu Province. The registration authority is the Tongzhou District Administrative Approval Bureau of Nantong City, and the legal representative is Cui Yayan. The business scope includes general projects: manufacturing of electronic special materials; Sales of electronic specialized materials; Manufacturing of electronic components; Wholesale of electronic components; Rubber product manufacturing; Sales of rubber products; Sponge product manufacturing; Sponge product sales; Manufacturing of plastic products; Sales of plastic products; Manufacturing of biobased materials; Sales of biobased materials; Manufacturing of industrial textile products; Sales of industrial textile products; Import and export of goods; Technology import and export; Sales of special labor protection equipment; Sales of packaging materials and products; Sales of high-performance fibers and composite materials; Sales of fiberglass and its products (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). Core products: Insulating Spacer, Buki Double-Sided Tape, Thermal Conductive Silicone

Top 2
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Yangzhou Surui Electric Co., Ltd
Overall Score4.7 / 5
Est. Date2013-04-11
Registered Capital12800K CNY

Yangzhou Surui Electric Co., Ltd., registered at Shuangbao Road, Industrial Concentration Zone, Liubao Town, Baoying County, with the registration authority of Baoying County Administrative Approval Bureau and the legal representative of Hu Jinfu, is engaged in the manufacturing of high and low voltage testing equipment, high voltage switchgear, sliding contact wires, bus ducts, bridge frames, DC screens, and electronic mechanical equipment; Production, processing, sales, and installation of insulation materials (polyimide film), wires, cables, drag chains, alumina ceramics, textile ceramic accessories, electric heating tubes, heaters, and hardware appliances. General project: Manufacturing of glass fiber reinforced plastic products; Manufacturing of fiberglass and related products; Manufacturing of mica products; Manufacturing of plastic products; Sales of glass fiber reinforced plastic products; Sales of fiberglass and related products; Sales of mica products; Sales of plastic products (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). Core products: Insulating Spacer, Insulating Board, Insulating Film

Top 3
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Yangzhou Rongjia Electric Co., Ltd
Overall Score4.7 / 5
Est. Date2014-08-18
Registered Capital2000K CNY

Yangzhou Rongjia Electric Co., Ltd., with its registered address at No. 36-5 Chuangye Road, Industrial Concentration Zone, Liubao Town, Baoying County, registered with the Baoying County Administrative Approval Bureau, and represented by Cai Xiufeng as the legal representative. Its business scope includes the processing and sales of electric heating appliances, instruments, electronic ceramics, sliding wire guides, and cable trays; Sales of ropes and cables, insulation materials, plastic asbestos, dust-proof bags, and high-temperature resistant cable sheaths. General projects: Import and export of goods (except for projects that require approval by law, business activities can be carried out independently based on the business license). Core products: Insulating Spacer, Mica Pipe Sleeve Pad, Plastic Products

TOP4
Kunshan Nippon Power Electronics Co., Ltd
Overall Score4.6 / 5
Est. Date2015-09-09
Registered Capital200K USD

Kunshan Ribaoli Electronics Co., Ltd., registered at No. 398 Hengchangjing Road, Zhoushi Town, Kunshan City, Jiangsu Province, with the registration authority of Kunshan Market Supervision Administration and the legal representative being Zeng Suhua. Its business scope includes wholesale of electronic materials, thermal conductive materials, automation machinery equipment and accessories, and consumables; Research and development of automated mechanical equipment and accessories; On site maintenance of mechanical equipment; Technical services for mechanical equipment; Import and export business of goods and technology. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) Licensed projects: Food sales (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results) General projects: Manufacturing of mechanical and electrical equipment; Manufacturing of industrial automatic control system devices; Manufacturing of specialized electrical and mechanical equipment; Manufacturing of electronic specialized equipment; Manufacturing of electronic specialized materials; Manufacturing of electronic components and electromechanical equipment; Manufacturing of electronic components; Wholesale of electronic components; Manufacturing of specialized equipment for rubber processing; Rubber product manufacturing; Sales of rubber products; Manufacturing of hardware products; Wholesale of hardware products; Mechanical equipment leasing (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). Core products: Insulating Spacer, Ultra Soft Thermal Conductive Silicone Film, Non Silicon Thermal Conductive Gasket

TOP5
Yangzhou Xitar Electrical Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2010-05-27
Registered Capital6000K CNY

Yangzhou Xitar Electrical Equipment Co., Ltd., with its registered address located at Section Road, Industrial Concentration Zone, Liubao Town, Baoying County. The registration authority is Baoying County Administrative Approval Bureau, and the legal representative is Jiang Xuecheng. Its business scope includes the manufacturing, processing, and sales of epoxy resin products and mica products; Manufacturing and sales of sliding wires, cable trays, bus ducts, instruments and meters, electric heating appliances, environmental protection accessories, electrical accessories, and complete sets of equipment; Sales of insulation materials. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulating Spacer, Hexagonal Insulating Rod, Epoxy Pipes For Electrical Transformers

TOP6
Suzhou Qiandingli Electronic Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2015-09-21
Registered Capital8000K CNY

Suzhou Qiandingli Electronic Technology Co., Ltd., registered at Room 2, No. 89 Baoyi Road, Yushan Town, Kunshan City, with the registration authority of Kunshan Administrative Approval Bureau and the legal representative of Yilifen, engages in technology development, technical services, technical consulting, and technology transfer in the field of electronic technology; Sales of tapes, packaging materials, adhesive products, plastic products, nanomaterials, high-performance film materials, electronic products, environmental protection equipment, disinfection equipment, carbon fiber materials, underfloor heating materials, and heating equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) Licensed projects: import and export of goods; Technology import and export (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: Manufacturing of electronic components and electromechanical component equipment; Plastic product manufacturing (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). Core products: Insulating Spacer, Single Sided Tape Series, High Temperature Tape Series

TOP7
Fenglin Cui New Materials Technology (Suzhou) Co., Ltd
Overall Score4.5 / 5
Est. Date2021-06-10
Registered Capital1000K CNY

Fenglin Cui New Material Technology (Suzhou) Co., Ltd., registered at Room 11061, 11th Floor, Building B, Vitality Business Plaza, No. 185 Jumao Street, Yuanhe Street, Xiangcheng District, Suzhou City, registered with the Administrative Approval Bureau of Xiangcheng District, Suzhou City. The legal representative is Sun Junhong, and the business scope includes general projects: research and development of new material technology; Research and development of resource recycling technology; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of mica products; Solar power generation technology services; Contract energy management; Energy saving management services; Sales of chemical products (excluding licensed chemical products); Sales of fiberglass and related products; Sales of electrical equipment; Sales of electrical equipment; Sales of industrial robots; Sales of intelligent robots; Sales of mechanical equipment; Sales of coal and its products; Sales of arts and crafts and ceremonial supplies (excluding ivory and its products); Art agency; Wholesale of daily necessities; Sales of daily necessities; Gift and flower sales; Sales of office supplies; Sales of household appliances; Electronic product sales; Sales of agricultural and sideline products; Food sales (only selling pre packaged food, excluding alcohol); Internet sales of food (only pre packaged food); Wholesale of edible agricultural products; Domestic trade agency (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 Spacer, High Speed Railway, New Energy Vehicle

TOP8
Taicang Shanshan Adhesive Products Co., Ltd
Overall Score4.5 / 5
Est. Date2015-04-24
Registered Capital500K CNY

Taicang Shanshan Adhesive Products Co., Ltd. is registered in Weixin Village, Shuangfeng Town, Taicang City. The registration authority is Taicang Administrative Approval Bureau, and the legal representative is Ren Yongxin. The business scope includes general projects: sales of rubber products; Sales of plastic products; Sales of paper products; Sales of packaging materials and products; Promotion services for new material technology; Sales of graphite and carbon products; Sales of high-performance fibers and composite materials; Sales of metal based composite materials and ceramic based composite materials; Wholesale of hardware products; Sales of synthetic materials; Sales of insulation materials; Sales of glass fiber reinforced plastic products; Sales of chemical products (excluding licensed chemical products); Sales of metal materials; Import and export of goods; Technology import and export; Import and export agency (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 Spacer, Industrial Tape, Anti Slip Warning Tape

TOP9
Changzhou Dilong Insulation Materials Co., Ltd
Overall Score4.4 / 5
Est. Date2011-06-22
Registered Capital500K CNY

Changzhou Dilong Insulation Materials Co., Ltd., registered at Room 701, Building 27, No. 158 Jinchuang Road, Yaoguan Town, Changzhou Economic Development Zone, Jiangsu Province. The registration authority is the Changzhou Economic Development Zone Management Committee, and the legal representative is Wu Lei. The business scope includes licensed projects: road freight transportation (excluding dangerous goods) (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 project: plastic product manufacturing; Sales of plastic products; Paper product manufacturing; Sales of paper products; Motor manufacturing; Manufacturing of power electronic components; Import and export of goods; Technology import and export; Import and export agency (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 Spacer, Lithium Battery Insulation Paper, Batch Insulation Paper

TOP10
Yangzhou Yunling Electric Co., Ltd
Overall Score4.3 / 5
Est. Date2020-05-07
Registered Capital1080K CNY

Yangzhou Yunling Electric Co., Ltd., with its registered address at No. 26, Shoulinqiao South Industrial Concentration Zone, Liubao Town, Baoying County, registered with the Baoying County Administrative Approval Bureau, and represented by Gao Jian as its legal representative. Its business scope includes general projects such as the manufacturing of electrical instruments and meters; Sales of electrical equipment; Sales of distribution switch control equipment; Sales of electrical instruments and meters; Manufacturing of power transmission, distribution and control equipment; Sales of engineering plastics and synthetic resins; Sales of synthetic materials; Sales of high-performance fibers and composite materials; Sales of industrial automatic control system devices; Sales of intelligent material handling equipment; Sales of intelligent warehousing equipment (except for projects that require approval according to law, independently carry out business activities based on the business license in accordance with the law). Core products: Insulating Spacer, 3640 Epoxy Resin,

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Nantong Shunhongjun Electronic Materials Co., Ltd2023-03-14Insulating Spacer, Buki Double-Sided Tape, Thermal Conductive Silicone1000K CNYSupported
Yangzhou Surui Electric Co., Ltd2013-04-11Insulating Spacer, Insulating Board, Insulating Film12800K CNYSupported
Yangzhou Rongjia Electric Co., Ltd2014-08-18Insulating Spacer, Mica Pipe Sleeve Pad, Plastic Products2000K CNYSupported
Kunshan Nippon Power Electronics Co., Ltd2015-09-09Insulating Spacer, Ultra Soft Thermal Conductive Silicone Film, Non Silicon Thermal Conductive Gasket200K USDNot Supported
Yangzhou Xitar Electrical Equipment Co., Ltd2010-05-27Insulating Spacer, Hexagonal Insulating Rod, Epoxy Pipes For Electrical Transformers6000K CNYSupported
Suzhou Qiandingli Electronic Technology Co., Ltd2015-09-21Insulating Spacer, Single Sided Tape Series, High Temperature Tape Series8000K CNYSupported
Fenglin Cui New Materials Technology (Suzhou) Co., Ltd2021-06-10Insulating Spacer, High Speed Railway, New Energy Vehicle1000K CNYSupported
Taicang Shanshan Adhesive Products Co., Ltd2015-04-24Insulating Spacer, Industrial Tape, Anti Slip Warning Tape500K CNYSupported
Changzhou Dilong Insulation Materials Co., Ltd2011-06-22Insulating Spacer, Lithium Battery Insulation Paper, Batch Insulation Paper500K CNYNot Supported
Yangzhou Yunling Electric Co., Ltd2020-05-07Insulating Spacer, 3640 Epoxy Resin, 1080K CNYSupported

Knowledge Base

Q

This article provides a detailed analysis of the key points for selecting insulation gaskets, including material characteristics, application scenarios, and performance considerations, to help readers select suitable insulation gaskets based on actual needs and ensure safety and efficiency.

Q

Baidu AiGou has found pictures of different categories of film insulation gaskets for you, taking you on a journey to appreciate the diversity and uniqueness of film insulation gaskets. At the same time, we also recommend high-quality film insulation gasket products for you, allowing you to easily and quickly find the most suitable film insulation gasket for yourself when purchasing.

Q

This article analyzes the material characteristics, application scenarios, and selection points of rolled insulation gaskets, helping readers understand how this functional material widely used in electrical equipment ensures safe and stable operation.

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