2026 Top 10 Insulating Sleeve Manufacturers in China

Hebei Minxin Composite Materials Products Co., Ltd

Hebei Minxin Composite Materials Products Co., Ltd., with its registered address located at the intersection of Yuhua East Street and Dongwai Ring Road, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province, is 100 meters east of the intersection. The registration authority is the Market Supervision Administration of Zaoqiang County, Hengshui City, and the legal representative is Duan Huangai. Its business scope includes general projects: manufacturing of non-metallic mineral products; Manufacturing of fiberglass and related products; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Sales of high-performance fibers and composite materials; Manufacturing of high-performance fibers and composite materials; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of atmospheric pollution monitoring and detection instruments and meters; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of dust removal technology equipment; Manufacturing of coal-fired flue gas desulfurization and denitrification equipment; Sales of pipeline transportation equipment; Manufacturing of pumps and vacuum equipment; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Installation services for ordinary mechanical equipment; Sales of pumps and vacuum equipment; Manufacturing of refrigeration and air conditioning equipment; Rubber product manufacturing; Sales of synthetic materials; Sales of green composite materials for rail transit. (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 Sleeve, Glass Steel Surface Well, Fiberglass Sand Filled Pipeline

Renqiu Huamai Communication Equipment Co., Ltd

Dongchenzhuang, Majiawu Town, Renqiu City

Renqiu Huamai Communication Equipment Co., Ltd., located in Dongchenzhuang, Majiawu Town, Renqiu City, was established on March 10, 2011. The registration authority is the Renqiu Market Supervision Administration, and the legal representative is Wang Yong. Core products: Insulating Sleeve

Hengshui Qiran Rubber Products Co., Ltd

Hengshui Qiran Rubber and Plastic Products Co., Ltd., with its registered address at No. 418 Jingzhou Rubber and Plastic Pipe Industry Guidance Base, Jing County, Hengshui City, Hebei Province, is registered with the Jing County Market Supervision and Administration Bureau. The legal representative is Liang Haisheng, and its business scope includes general projects such as rubber product manufacturing; Sales of rubber products; Manufacturing of plastic products; Sales of plastic products; Sealing component manufacturing; Sales of seals; Manufacturing of metal tools; Sales of metal products; Manufacturing of metal chains and other metal products; Sales of metal chains and other metal products; Manufacturing of metal processing machinery; Manufacturing of pneumatic power machinery and components; Sales of pneumatic power machinery and components; Mechanical parts and component processing; Sales of mechanical parts and components; Sales of synthetic materials; Manufacturing of general components; Rolling and processing of non-ferrous metals; Import and export of goods (except for projects that require approval according to law, independently conducting business activities that are not prohibited or restricted by laws and regulations). Core products: Insulating Sleeve, , Spiral Protective Cover

Shenzhen Wo'er Nuclear Materials Co., Ltd

Shenzhen Wo'er Nuclear Materials Co., Ltd., registered at Wo'er Industrial Park, Lanjing North Road, Longtian Street, Pingshan District, Shenzhen, with the Shenzhen Market Supervision Administration as the registration authority and Zhou Heping as the legal representative, engages in general business activities including the purchase and sale of chemical products, high-voltage electrical equipment, copper aluminum connecting pipes, battery separators, rubber new materials, raw and auxiliary materials, products, and circuit protection components (excluding exclusive, controlled, or restricted goods); Investing in wind power projects; Engage in import and export business (excluding projects prohibited by laws, administrative regulations, and decisions of the State Council, and projects restricted must obtain a license before operation); Research and integration of high-end control and automation equipment; Our company provides consultation on the installation, maintenance, and related technologies of our products, as well as the purchase and sale of high and low voltage transmission and distribution equipment. Licensed business projects: technical development, production, and sales of heat shrink materials, cold shrink materials, flame retardant materials, insulation materials, high-temperature and corrosion-resistant new materials, sleeves, cable accessories, cable branch boxes, heat shrink electronic wires and power connection wires, environmentally friendly high-temperature radiation cables, organic silicon cables, organic fluorine cables, heat shrink material production auxiliary equipment, communication products and equipment, production and manufacturing of high and low voltage transmission and distribution equipment, research and development, production, and sales of power fittings; Production and sales of insulation waterproof packaging materials, electrical materials, waterproof coatings, boards, engineering plastics, plumbing equipment, plastic pipes and accessories.. Core products: Insulating Sleeve, Cable Accessories,

Yixing Borui Liante Precision Ceramics Co., Ltd

Yixing Borui Liante Precision Ceramics Co., Ltd., with its registered address at No. 26 Lihe Road, Taodu Industrial Park, Dingshu Town, Yixing City, is registered with the Yixing Administrative Approval Bureau and represented by Pan Jianjun. Its business scope includes technical research and development, design, manufacturing, processing, and sales of ceramic products; Sales of refractory materials, purple clay crafts, and ceramic clay materials; Import and export business of various commodities and technologies through self operation and agency (excluding commodities and technologies 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 Sleeve, Aluminum Oxide Square Tube, Alumina Ceramic Porous Plate

Sichuan Lanchen Pipe Industry Co., Ltd

Sichuan Lanchen Pipe Industry Co., Ltd., with its registered address at No. 3, Yangzong Line, Yang'an Industrial Park, Qionglai City, Chengdu City, is registered with the Qionglai Market Supervision Administration Bureau. The legal representative is Shi Derong, and its business scope includes licensed projects such as construction projects; Road freight transportation (excluding dangerous goods). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses issued by relevant departments.) General project: Manufacturing of plastic products; Sales of plastic products; Sales of rubber products; Sales of metal fittings for construction; Sales of metal products. (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 Sleeve, Hollow Wall Wrapped Pipe, Drainage Pipeline

Hebei Jingrong Metal Rubber Technology Co., Ltd

Hebei Jingrong Metal Rubber Technology Co., Ltd., with its registered address at Building 14-1, Commercial City, Jingzhou Town, Jingxian County, Hengshui City, Hebei Province, is registered with the Jingxian Market Supervision Administration Bureau and represented by Zhang Man. Its business scope includes the manufacturing of other rubber products. Production and sales of metal hoses, corrugated compensators, rubber flexible joints, non-metallic compensators, PTFE compensators, rubber and plastic pipe industry, as well as other types of compensators, conveyors, flotation machines, cyclones, filter presses, dust collectors, filter cartridges, filters, and sieve plates; Special hoses, armored hoses, composite hoses, PTFE hoses, gas transmission hoses and fittings, vacuum insulation hoses, double-layer heating hoses, waterproof sleeves, force transmission joints, pipeline expansion joints, sleeve compensators, thrust free rotary compensators, hydraulic pipeline fittings, seals, conveyor belts, waterstops, tires, casters, solid tires, rubber joints, shock absorbers, gas cylinder rubber rings, rubber products; Design, production, and mechanical processing of color steel structures; Selling stainless steel sheet rubber, polyurethane, and auxiliary materials; Information consulting services, introduction and development of high-tech; Maintenance of hydraulic mechanical equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulating Sleeve, Silicone Tube, Large Caliber Rubber Hose