Updated Aug 2, 2026 · Public platform & industry data

Aug 2, 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: Changzhou Hill Sealing Technology Co., Ltd, Dongguan Haoyuxin Technology Co., Ltd, Nantong Shunhongjun Electronic Materials Co., Ltd, Jinzhou Chensheng Electric Power Equipment Co., Ltd, Kunshan Nippon Power Electronics Co., Ltd, Taicang Shanshan Adhesive Products Co., Ltd, Kunshan Jinsheng Adhesive Products Co., Ltd, Yangzhou Surui Electric Co., Ltd, Nanjing Feijia Electrical Insulation Materials Co., Ltd, Yangzhou Haochen 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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JiangsuJiangsu
Top 1
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Changzhou Hill Sealing Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2017-02-24
Registered Capital1000K CNY

Changzhou Hill Sealing Technology Co., Ltd. is registered at Room 302, Building 3, No. 24 Fengqi Road, Wujin National High tech Industrial Development Zone. The registration authority is the Wujin District Administrative Approval Bureau of Changzhou City, and the legal representative is Xu Binhui. The business scope includes the research and development of sealing products; Manufacturing and sales of automotive spare parts; Sales of sealing materials, plastic products, rubber products, instruments and meters, electronic products, hardware products, electromechanical products, and daily necessities; The import and export business of various commodities and technologies through self operation and agency, except for commodities and technologies that are restricted or prohibited from import and export by the state. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulating Spacer, High Temperature Resistant Rubber Strip, Gasket

Top 2
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Dongguan Haoyuxin Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2021-03-10
Registered Capital500K CNY

Dongguan Haoyuxin Technology Co., Ltd., with its registered address at Room 303, No. 321 Shixin Road, Zhangmutou Town, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision Administration. The legal representative is Liu Chunyu, and its business scope includes research and development, production, and sales of packaging materials, foot mats, double-sided adhesive products, insulation shielding materials, shock-absorbing packaging products, and packaging products; Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulating Spacer, Pp Gasket, Fireproof Eva

Top 3
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Nantong Shunhongjun Electronic Materials Co., Ltd
Overall Score4.7 / 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, Thermal Conductive Silicone, Conductive Foam

TOP4
Jinzhou Chensheng Electric Power Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2023-02-24
Registered Capital500K CNY

Jinzhou Chensheng Electric Power Equipment Co., Ltd., with its registered address at 200 meters west of Guojiazhuang Village, Taoyuan Town, Jinzhou City, Shijiazhuang City, Hebei Province, is registered with the Jinzhou Market Supervision and Administration Bureau. The legal representative is Zhang Xiang, and the company's business scope includes general items such as power tools, safety warning belts, safety fences, safety belt hangers, insulation shields, bird repellents, insulated gloves, insulated boots, safety ropes, insulated quick installation scaffolding, portable short-circuit grounding wires, personal safety wires, high-voltage switch poles, power frequency signal generators, pole foot buckles, insulated ladders, safety belts, safety helmets, electrical testers, identification signs, electrician climbing boards, wire protection covers, intelligent tool cabinets JP cabinets, anti-collision strips, drop switches, cables and wires, power fittings, substation equipment and accessories, high and low voltage switchgear sets, maintenance tools, construction tools, mechanical equipment, electromechanical products, instruments and meters, anti fall devices, stainless steel products, photovoltaic power generation equipment, cable trench cover plate processing and sales (excluding pre-approval and government prohibitions and restrictions); Sales of insulation rubber sheets, cable accessories, iron accessories, labor protection equipment, electronic products, insulation materials, chemical products (excluding hazardous chemicals), rubber products, metal products, textile products, office supplies, fire-fighting equipment, hardware products, daily necessities, building materials, coatings, laboratory equipment, computer software and hardware, and auxiliary equipment; Maintenance of electrical equipment; Electric power engineering construction. (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 Spacer, Insulation Sheath Series, Heat Shrink Sleeve

TOP5
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, Non Silicon Thermal Conductive Gasket, Universal Thermal Conductive Silicone Sheet

TOP6
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, Ultra Thin Insulation Single-Sided Adhesive, Industrial Tape

TOP7
Kunshan Jinsheng Adhesive Products Co., Ltd
Overall Score4.5 / 5
Est. Date2017-10-23
Registered Capital5000K CNY

Kunshan Jinsheng Adhesive Products Co., Ltd., with its registered address at Room 4, No. 1120 Jinyang East Road, Lujia Town, Kunshan City, is registered with the Kunshan Administrative Approval Bureau and represented by Tian Dehuan. Its business scope includes the production of adhesive tapes; Sales of adhesive tapes, stickers, protective films, insulation tapes, electronic materials, and packaging materials; 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). Core products: Insulating Spacer, Thermally Conductive Double-Sided Tape, High Temperature Mara Tape

TOP8
Yangzhou Surui Electric Co., Ltd
Overall Score4.5 / 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, Aluminum Electrolysis Plant Supporting Insulation Materials, Insulating Board

TOP9
Nanjing Feijia Electrical Insulation Materials Co., Ltd
Overall Score4.4 / 5
Est. Date2018-12-19
Registered Capital2000K CNY

Nanjing Feijia Electrical Insulation Materials Co., Ltd., with its registered address at Room 2357, Building A1, No. 216 Pu Liu North Road, Getang Street, Jiangbei New District, Nanjing City. The registration authority is the Administrative Approval Bureau of Nanjing Jiangbei New District Management Committee, and the legal representative is Ji Yefei. Its business scope includes the sales of insulation materials, dust removal bags, rubber products, ceramic ignition needles, wires and cables, insulators, and lighting equipment; Thin film, instrumentation, electric heating appliances, dense bus ducts, sliding contact wires, cable trays, processing, manufacturing, and sales. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) General project: Manufacturing of mica products; Sales of mica products; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Manufacturing of high-performance fibers and composite materials; Sales of high-performance fibers and composite materials; Manufacturing of engineering plastics and synthetic resins; Sales of engineering plastics and synthetic resins; Manufacturing of non-metallic mineral products; Sales of metal based composite materials and ceramic based composite materials; Production of refractory materials; Sales of refractory materials; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law). Core products: Insulating Spacer, Epoxy Rod, Epoxy Fixture

TOP10
Yangzhou Haochen Electric Co., Ltd
Overall Score4.3 / 5
Est. Date2015-12-31
Registered Capital5000K CNY

Yangzhou Haochen Electric Co., Ltd., with its registered address at No. 9-13 Yanyang Avenue, Industrial Concentration Zone, Liubao Town, Baoying County, is registered with the Baoying County Administrative Approval Bureau and represented by Zhu Biao as the legal representative. Its business scope includes research and development of testing instruments; Sliding guide rail lifting equipment, safety sliding contact wires, bus ducts, cable trays, ceramics, dust removal bags, hardware appliances, electric heaters, insulation materials, box type substations, high and low voltage switchgear, metal materials (excluding smelting), metallurgical materials, furnace materials, molded pressed products, mica products, epoxy products processing (except for those requiring special environmental approval), and sales; Sales of insulation materials, wires and cables, and woven bags. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulating Spacer, Epoxy Board, Epoxy Pad

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Changzhou Hill Sealing Technology Co., Ltd2017-02-24Insulating Spacer, High Temperature Resistant Rubber Strip, Gasket1000K CNYSupported
Dongguan Haoyuxin Technology Co., Ltd2021-03-10Insulating Spacer, Pp Gasket, Fireproof Eva500K CNYSupported
Nantong Shunhongjun Electronic Materials Co., Ltd2023-03-14Insulating Spacer, Thermal Conductive Silicone, Conductive Foam1000K CNYSupported
Jinzhou Chensheng Electric Power Equipment Co., Ltd2023-02-24Insulating Spacer, Insulation Sheath Series, Heat Shrink Sleeve500K CNYNot Supported
Kunshan Nippon Power Electronics Co., Ltd2015-09-09Insulating Spacer, Non Silicon Thermal Conductive Gasket, Universal Thermal Conductive Silicone Sheet200K USDNot Supported
Taicang Shanshan Adhesive Products Co., Ltd2015-04-24Insulating Spacer, Ultra Thin Insulation Single-Sided Adhesive, Industrial Tape500K CNYSupported
Kunshan Jinsheng Adhesive Products Co., Ltd2017-10-23Insulating Spacer, Thermally Conductive Double-Sided Tape, High Temperature Mara Tape5000K CNYSupported
Yangzhou Surui Electric Co., Ltd2013-04-11Insulating Spacer, Aluminum Electrolysis Plant Supporting Insulation Materials, Insulating Board12800K CNYSupported
Nanjing Feijia Electrical Insulation Materials Co., Ltd2018-12-19Insulating Spacer, Epoxy Rod, Epoxy Fixture2000K CNYSupported
Yangzhou Haochen Electric Co., Ltd2015-12-31Insulating Spacer, Epoxy Board, Epoxy Pad5000K CNYSupported

Knowledge Base

Q

This article explores the color selection of PC insulation gaskets, analyzes the impact of different colors on performance and application scenarios, and provides practical suggestions to help users make reasonable decisions based on their needs.

Q

This article focuses on the telephone numbers of insulation gasket manufacturers, including Yangzhou Shengkai Electrical Insulation Co., Ltd., Yangzhou Xinbo Insulation Materials Co., Ltd., Yangzhou Kele Insulation Materials Co., Ltd., Hebei Huayuan Mining Co., Ltd., Foshan Xingu Energy Building Materials Co., Ltd., and Zhangjiagang Bomeite Insulation Materials Co., Ltd

Q

The insulation gasket on the screw of an electric water heater is usually made of plastic material to provide insulation protection and prevent leakage. It is used to separate electrical components from metal screws and has a protective effect.

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