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Oct 31, 2026 Cập nhật

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2026 Top 10 Insulating Sleeve Manufacturers in China

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

The top 10 Insulating Sleeve manufacturers in China for 2026 are: Shanghai Dingzun Special Wire and Cable Co., Ltd, Liangcheng Cable (Beijing) Co., Ltd, Renqiu Wuchuang Trading Co., Ltd, Shandong Zhongtan Intelligent Equipment Co., Ltd, Qingdao Yilan Cable Co., Ltd, Jilin Dongxing Hesheng Material Technology Co., Ltd, Anhui Yifala Electric Power Technology Co., Ltd, Julu County Jiahan Rubber Parts Factory, Changzhou Hangkong Special Cable Co., Ltd, Langfang Lufeng Energy saving 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.

Thu gọn
Top 1
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Shanghai Dingzun Special Wire and Cable Co., Ltd
Điểm tổng thể4.9 / 5
Ngày thành lập2005-07-08
Vốn đăng ký20000K CNY

Shanghai Dingzun Special Wire and Cable Co., Ltd., with its registered address at 1st Floor, Building 4, No. 136 Changxiang Road, Nanxiang Town, Jiading District, Shanghai, is registered with the Jiading District Market Supervision Administration. The legal representative is Shen Zongxia, and the business scope includes the sales of wire and cable, hardware and electrical equipment, electromechanical products, metal materials, industrial belts, instruments and meters, tools and cutting tools, rubber products, wire processing, and the import and export of goods and technology. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Insulating Sleeve, Ksgg-V, Ul10362

Top 2
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Liangcheng Cable (Beijing) Co., Ltd

504-225, 5th Floor, Building 3, No. 6 Fengke Road, Fengtai District, Beijing

Điểm tổng thể4.7 / 5
Ngày thành lập2009-09-18
Vốn đăng ký7800K CNY

Liangcheng Cable (Beijing) Co., Ltd., located at 504-225, 5th floor, Building 3, No. 6 Fengke Road, Fengtai District, Beijing, was established on September 18, 2009. The registration authority is the Market Supervision Administration of Fengtai District, Beijing, and the legal representative is Zhao Huiqing. Core products: Insulating Sleeve, Drum Cable, Power Cable

Top 3
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Renqiu Wuchuang Trading Co., Ltd
Điểm tổng thể4.7 / 5
Ngày thành lập2019-01-28
Vốn đăng ký500K CNY

Renqiu Wuchuang Commerce and Trade Co., Ltd., with its registered address at Room 1116, Block A, Jingnan Internet Building, Huizhan Road, Renqiu City, its registration authority is Renqiu Market Supervision Administration, and its legal representative is Wu Jiaojiao. Its business scope includes wholesale and retail of clothing, shoes and hats, knitwear and textiles, bedding products, leather products, general merchandise, cosmetics, electronic products, audio equipment, clocks and glasses, building materials, decorative materials, mechanical and electrical products, mechanical accessories, communication equipment, metal products, thermal insulation materials, waterproof materials, pipes, hardware and electrical equipment, photographic equipment, wires and cables, sporting goods, office supplies, kitchen supplies, sanitary ware, glass products, rubber products, plastic products, paper products, handicrafts, computer software Hardware and consumables. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)***. Core products: Insulating Sleeve, Columnar Barrier Electron, U-Shaped Shackle

TOP4
Shandong Zhongtan Intelligent Equipment Co., Ltd
Điểm tổng thể4.6 / 5
Ngày thành lập2022-03-01
Vốn đăng ký10000K CNY

Shandong Zhongtan Intelligent Equipment Co., Ltd., with its registered address at Room 810, Xieying Science and Technology Building, Xianying Street, Rencheng District, Jining City, Shandong Province, is registered with the Market Supervision Administration of Rencheng District, Jining City. The legal representative is Xi Laiwei, and the business scope includes general projects: manufacturing of intelligent basic manufacturing equipment; Mining machinery manufacturing; Sales of mining machinery; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Sales of mechanical equipment; Engineering and technical research and experimental development; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Software development; Software sales; Manufacturing of intelligent instruments and meters; Sales of intelligent basic manufacturing equipment; Sales of railway transportation infrastructure equipment; Import and export of goods; Technology import and export; Sales of photovoltaic equipment and components; Wood sales; Wood processing. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: Manufacturing of railway transportation infrastructure equipment. (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 Sleeve, Large-Scale Equipment, Lifting Equipment

TOP5
Qingdao Yilan Cable Co., Ltd
Điểm tổng thể4.6 / 5
Ngày thành lập2011-04-22
Vốn đăng ký218000K CNY

Qingdao Yilan Cable Co., Ltd. is registered at the east end of Ping'an Avenue, Jiaoxi Town, Jiaozhou City, Qingdao City, Shandong Province (west of the Ma Railway). The registration authority is the Jiaozhou Market Supervision Administration, and the legal representative is Sun Tao. The company's business scope includes the manufacturing, sales, wholesale, and retail of wires and cables, copper materials, aluminum materials, and low-voltage electrical appliances, as well as the import and export of electrical equipment, hardware and electrical equipment, electrical accessories, building materials, and general machinery and equipment. Goods and technology import and export (projects prohibited by national laws and regulations cannot be operated, and those restricted by laws and regulations can only be operated after obtaining a license). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulating Sleeve, Pvc Insulated Wire, Power Cable

TOP6
Jilin Dongxing Hesheng Material Technology Co., Ltd
Điểm tổng thể4.5 / 5
Ngày thành lập2017-07-25
Vốn đăng ký500K CNY

Jilin Dongxing Hesheng Material Technology Co., Ltd., with its registered address at Room B1-07, 1st Floor, Cross Strait Youth Entrepreneurship Park, No. 2788 Feiyue Road, High tech Zone. The registration authority is Changchun New Area Branch of Changchun Market Supervision Administration, and the legal representative is Wang Hongfei. Its business scope includes research and development, production, sales, and technical services of insulation materials, sealing materials, rubber products (excluding flammable, explosive, and toxic hazardous chemicals), as well as research and development of new building materials; Electronic product technology development, technical consulting, and technical services; Sales of communication equipment, communication products, hardware and electrical equipment, chemical products (excluding flammable, explosive and toxic hazardous chemicals), building materials (excluding wood), electronic products, electrical equipment, mechanical equipment, steel, computer software and hardware and auxiliary equipment, and automotive parts; Import and export of goods and technology (projects prohibited by laws, regulations, and decisions of the State Council shall not be operated, and projects that require approval by law shall only be operated after approval by relevant departments)**. Core products: Insulating Sleeve, Insulating Tape, Adaptive Weather Resistant Protective Sticker

TOP7
Anhui Yifala Electric Power Technology Co., Ltd
Điểm tổng thể4.5 / 5
Ngày thành lập2011-11-22
Vốn đăng ký30000K CNY

Anhui Yifala Electric Power Technology Co., Ltd., with its registered address located west of Tangwang Avenue and south of Weisan Road in Bozhou Wuhu Modern Industrial Park, Bozhou City. The registration authority is the High tech Development Zone Branch of Bozhou Market Supervision Administration, and the legal representative is Dai Wenbing. Its business scope includes the production and sales of power cable accessories, power supporting products, high and low voltage complete sets of equipment, power branch boxes, transformers, and solid insulated ring main unit power equipment; Installation of cable joints and accessories, instruments and meters, electromechanical equipment, and electrical equipment; Wholesale and retail of hardware, electrical appliances, wires, computer software and hardware, digital electronic products, communication equipment, plumbing and building materials, computer accessories, daily necessities, metal materials, decorative materials, office supplies, and labor protection supplies. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulating Sleeve, Dehumidifier, Heat Shrink Tubing

TOP8
Julu County Jiahan Rubber Parts Factory
Điểm tổng thể4.5 / 5
Ngày thành lập2023-09-27
Vốn đăng ký-

Jiahan Rubber Parts Factory in Julu County, Xingtai City, Hebei Province, with its registered address at No. 63 Tianzhai Village, Wanghuzhai Town, Julu County. The registration authority is the Julu County Market Supervision Administration, and the legal representative is Wu Xiaojin. Its business scope includes general projects such as rubber product manufacturing; Sales of rubber products; Sealing component manufacturing; Sales of seals; Manufacturing of general components (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 Sleeve, Rubber Protective Cover, Tape

TOP9
Changzhou Hangkong Special Cable Co., Ltd
Điểm tổng thể4.4 / 5
Ngày thành lập2019-07-29
Vốn đăng ký5000K CNY

Changzhou Hangkong Special Cable Co., Ltd., registered at Building 36, Block A, No. 28 Panyang Road, Longhutang Street, Xinbei District, Changzhou City, Jiangsu Province, with the registration authority being the Government Service Management Office of Changzhou High tech Industrial Development Zone (Xinbei District) and the legal representative being Zhang Jinwen. Its business scope includes licensed projects such as wire and cable manufacturing (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) and general projects such as electronic component manufacturing; Manufacturing of power electronic components; Sales of power electronic components; Sales of intelligent basic manufacturing equipment; Sales of metal materials; Sales of instruments and meters; Operation of wires and cables; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Mechanical equipment research and development; Research and development of electronic specialized materials (except for projects that require approval according to law, conducting business activities independently with a business license in accordance with the law). Core products: Insulating Sleeve, Anti Wave Cover, Special Category 5E Digital Cable For Aviation Use

TOP10
Langfang Lufeng Energy saving Technology Co., Ltd

No. 237, East Street, Lane 1, Liuyuanzhuang Village, Litan Town, Dacheng County, Langfang City, Hebei Province

Điểm tổng thể4.3 / 5
Ngày thành lập2025-11-21
Vốn đăng ký1000K CNY

Langfang Lufeng Energy saving Technology Co., Ltd. is located at No. 237, East Street, Lane 1, Liuyuanzhuang Village, Litan Town, Dacheng County, Langfang City, Hebei Province. It was established on November 21, 2025 and registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Li Ying. Core products: Insulating Sleeve, Heating Cable, Mi Heating Cable

So sánh chi tiết nhà sản xuất

Nhà sản xuấtNgày thành lậpSản phẩm chínhVốn đăng kýTùy chỉnh
Shanghai Dingzun Special Wire and Cable Co., Ltd2005-07-08Insulating Sleeve, Ksgg-V, Ul1036220000K CNYHỗ trợ
Liangcheng Cable (Beijing) Co., Ltd2009-09-18Insulating Sleeve, Drum Cable, Power Cable7800K CNYKhông hỗ trợ
Renqiu Wuchuang Trading Co., Ltd2019-01-28Insulating Sleeve, Columnar Barrier Electron, U-Shaped Shackle500K CNYHỗ trợ
Shandong Zhongtan Intelligent Equipment Co., Ltd2022-03-01Insulating Sleeve, Large-Scale Equipment, Lifting Equipment10000K CNYHỗ trợ
Qingdao Yilan Cable Co., Ltd2011-04-22Insulating Sleeve, Pvc Insulated Wire, Power Cable218000K CNYKhông hỗ trợ
Jilin Dongxing Hesheng Material Technology Co., Ltd2017-07-25Insulating Sleeve, Insulating Tape, Adaptive Weather Resistant Protective Sticker500K CNYHỗ trợ
Anhui Yifala Electric Power Technology Co., Ltd2011-11-22Insulating Sleeve, Dehumidifier, Heat Shrink Tubing30000K CNYKhông hỗ trợ
Julu County Jiahan Rubber Parts Factory2023-09-27Insulating Sleeve, Rubber Protective Cover, Tape-Không hỗ trợ
Changzhou Hangkong Special Cable Co., Ltd2019-07-29Insulating Sleeve, Anti Wave Cover, Special Category 5E Digital Cable For Aviation Use5000K CNYHỗ trợ
Langfang Lufeng Energy saving Technology Co., Ltd2025-11-21Insulating Sleeve, Heating Cable, Mi Heating Cable1000K CNYKhông hỗ trợ

Hướng dẫn mua hàng

Dựa trên ý kiến thực tế của người dùng, chúng tôi đưa ra các gợi ý sau:

  • For procurement requirements that require the use of insulation sleeves, it is recommended to prioritize checking key technical parameters such as voltage level, temperature resistance range, and dimensional tolerances to ensure compatibility with equipment interfaces or operating conditions. For example, high-voltage power equipment should use thickened sleeves that meet the withstand voltage standards.
  • Insulation sleeves are widely used in substation maintenance, electrical equipment assembly, and other scenarios. When purchasing, different materials (such as silicone rubber or epoxy resin) can be selected based on specific scenario requirements to balance insulation performance and mechanical strength.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support or platform statistical information. Such suppliers can usually provide more stable batch supply capabilities.
  • If purchasing insulation sleeves for long-term outdoor exposure environments, additional attention should be paid to the product's UV resistance and moisture resistance parameters. At the same time, it is recommended to choose suppliers with many successful cases in the power industry to reduce adaptation risks.

Kiến thức

Hỏi

This article provides an in-depth analysis of the multiple functions of insulation sleeves in electrical equipment and industrial applications, including isolation protection, safety enhancement, and structural optimization, to help readers fully understand the practical value of this key component.

Hỏi

According to the driving mode, it can be divided into manual insulated ratchet socket wrench and electric insulated ratchet socket wrench; According to the specifications of the sleeve, there are two types: imperial and metric, which are suitable for nuts and bolts of different sizes; Divided by insulation level, common ones include 10kV, 35kV, etc., which are suitable for live working scenarios with corresponding voltage levels.

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