Updated Oct 16, 2026 · Public platform & industry data

Oct 16, 2026 Updated

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2026 Top 10 High Voltage Line Isolator Manufacturers in China

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Top-rated High Voltage Line Isolator suppliers, How to choose a High Voltage Line Isolator manufacturer, Best High Voltage Line Isolator companies in China

The top 10 High Voltage Line Isolator manufacturers in China for 2026 are: Hebei Xiong'an Ruishi Pipeline Technology Co., Ltd, Hebei Jiali Electric Power Equipment Co., Ltd, Zhejiang Hanergy Electric Co., Ltd, Wenzhou Riyi Standard Parts Co., Ltd, Zhejiang Nalei Electric Co., Ltd, Dongguan Gupin Precision Hardware Products Co., Ltd, Nanjing Ruipingde Electromechanical Equipment Co., Ltd, Hebei Boneng Machinery Equipment Co., Ltd, Zhejiang Zhuoliang Electric Co., Ltd, Shenzhen Intercity Transportation Facilities 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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Hebei Xiong'an Ruishi Pipeline Technology Co., Ltd

No. 2 West Qiaobei Road, Xiongxian East Expressway, Mijiajia Town, Xiongxian County, Xiong'an New District, Hebei Province (self declared)

Overall Score4.9 / 5
Est. Date2023-08-08
Registered Capital10000K CNY

Hebei Xiong'an Ruishi Pipeline Technology Co., Ltd. is located at No. 2 West Qiaobei Road, Xiongxian East Expressway, Mijiajia Town, Xiongxian County, Xiong'an New District, Hebei Province (self declared). It was established on August 8, 2023, with the registration authority of Xiongxian Market Supervision Administration and the legal representative being Zhang Wenbin. Core products: High Voltage Line Isolator, , Cast Iron Gate

Top 2
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Hebei Jiali Electric Power Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2020-05-19
Registered Capital3000K CNY

Hebei Jiali Electric Power Equipment Co., Ltd., with its registered address located in Sanjun Village, Majiawu Town, Renqiu City, is registered with the Renqiu Market Supervision and Administration Bureau, and its legal representative is Ji Shaohui. Its business scope includes the production and sales of steel core aluminum stranded wire, overhead insulated wire, aluminum stranded wire, power cables, line iron fittings, power fittings, copper aluminum fittings, plastic pipes, optical cable fittings, communication power towers, iron wires, well covers, cable trays, optical cable junction boxes, accessory boxes, fiber optic distribution boxes, cabinets, indoor and outdoor telephone lines, network cables, distribution boxes, communication optical cables, butterfly optical cables, concrete pads, ground anchor rods, oil wood poles, cement poles; Processing and sales: steel strand, steel wire, overhead wire equipment, aluminum copper wire, power fittings, line fittings, iron accessories, crossarms, clamps, bolts, transformer double pole support frames, cable hooks, sign stakes, warning signs, single and double slot clamp plates, power communication line equipment and accessories. (Except for projects subject to national industrial policy restrictions and elimination) (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)***. Core products: High Voltage Line Isolator, Power Fitting, Aluminum Conductor Steel Reinforced (Acsr)

Top 3
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Zhejiang Hanergy Electric Co., Ltd
Overall Score4.7 / 5
Est. Date2015-11-17
Registered Capital10800K CNY

Zhejiang Haneng Electric Co., Ltd., registered in Jinlu Village, Beibaixiang Town, Yueqing City, Zhejiang Province, with the registration authority of Yueqing Market Supervision Administration and the legal representative of Wu Xipeng. Its business scope includes research and development, manufacturing, processing, and sales of distribution switch control equipment, power equipment, high-voltage insulation parts for indoor and outdoor use, plastic parts, high and low voltage electrical appliances and accessories, electrical complete sets of equipment, lighting fixtures, power equipment, automation testing equipment, power fittings, soft starters, transformers, switches, circuit breakers, electromechanical equipment, hardware, coal mining machinery and equipment, wires and cables and accessories, automotive parts, instruments and meters (excluding measuring instruments), electronic components, hydraulic and pneumatic pressure machinery and components, automation equipment; Import and export of goods and technology.. Core products: High Voltage Line Isolator, Disconnecting Switch, High Voltage Load Switch Accessories

TOP4
Wenzhou Riyi Standard Parts Co., Ltd
Overall Score4.6 / 5
Est. Date2014-04-24
Registered Capital2000K CNY

Wenzhou Riyi Standard Parts Co., Ltd., with its registered address at No. 3451 Binhai San Road, Haicheng Street, Wenzhou City, Zhejiang Province, is registered with the Longwan District Market Supervision and Administration Bureau of Wenzhou City. The legal representative is Yu Wuhai, and its business scope includes the manufacturing, processing, and sales of standard parts, fasteners, hardware products, and molds; Sales of metal materials; Import and export of goods and technology.. Core products: High Voltage Line Isolator, Iron Galvanized Double Headed Screw, Trivalent Yellow Zinc Double Head Rolling Sleeve

TOP5
Zhejiang Nalei Electric Co., Ltd
Overall Score4.6 / 5
Est. Date2017-02-10
Registered Capital10000K CNY

Zhejiang Nalei Electric Co., Ltd., with its registered address at 3rd Floor, Building 8, No. 677 Jiaotong East Road, Beibaixiang Town, Yueqing City, Wenzhou City, Zhejiang Province, is registered with the Yueqing Market Supervision Administration. The legal representative is Wang Yilan, and the business scope includes general projects: manufacturing of distribution switch control equipment; Manufacturing of power electronic components; Manufacturing of mechanical and electrical equipment; Manufacturing of transformers, rectifiers, and inductors; Motor manufacturing; Manufacturing of electronic components; Manufacturing of electrical instruments and meters; Manufacturing of power transmission, distribution and control equipment; Manufacturing of hardware products; Mold manufacturing; Manufacturing of pneumatic power machinery and components; Manufacturing of industrial automatic control system devices; Manufacturing of plastic products; Manufacturing of lighting fixtures; Sales of security equipment; Operation of wires and cables; Sales of power facilities and equipment (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). Licensed project: 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 the approval results).. Core products: High Voltage Line Isolator, Protector, Knife Switch

TOP6
Dongguan Gupin Precision Hardware Products Co., Ltd
Overall Score4.5 / 5
Est. Date2017-10-17
Registered Capital500K CNY

Dongguan Gupin Precision Hardware Products Co., Ltd. is registered at Building A, 1st Floor, No. 155 Louling District, Huangcaolang Community, Dalang Town, Dongguan City. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Yu Tiehua. The business scope includes the production, processing, and sales of hardware products, plastic products, and electronic products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: High Voltage Line Isolator, Bolt, Audio Knob

TOP7
Nanjing Ruipingde Electromechanical Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2010-09-20
Registered Capital1000K CNY

Nanjing Ruipingde Electromechanical Equipment Co., Ltd., with its registered address at No. 10 Kangzheng Road, Longchi Street, Liuhe District, Nanjing City, is registered with the Market Supervision Administration of Liuhe District, Nanjing City. The legal representative is Chen Guofen, and its business scope includes the sales of electromechanical equipment, hardware and electrical equipment, instruments and meters, chemical products, electronic products, and communication equipment; 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: High Voltage Line Isolator, Joint, Lantern Sealing Ring

TOP8
Hebei Boneng Machinery Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2023-08-31
Registered Capital5000K CNY

Hebei Boneng Machinery Equipment Co., Ltd., with its registered address located 500 meters east of Liuqilifeng Village, Longzhou Town, Xingtang County, Shijiazhuang City, Hebei Province, is registered with the Market Supervision Administration of Xingtang County. The legal representative is Xi Haifeng, and its business scope includes general projects such as livestock machinery manufacturing; Agricultural machinery manufacturing; Fishery machinery manufacturing; Mining machinery manufacturing; Manufacturing of agricultural, forestry, animal husbandry and fishery machinery accessories; Installation and maintenance of specialized machinery for agriculture, forestry, animal husbandry, and fisheries; Sales of livestock machinery; Sales of agricultural machinery; Sales of fishing machinery; Sales of mining machinery; Sales of mechanical equipment; Mechanical equipment leasing. (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: High Voltage Line Isolator, Straw Crusher Equipment, Cow Neck Clip

TOP9
Zhejiang Zhuoliang Electric Co., Ltd
Overall Score4.4 / 5
Est. Date2016-07-13
Registered Capital10000K CNY

Zhejiang Zhuoliang Electric Co., Ltd., registered in Shangchi Village, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province, with the registration authority of Yueqing Market Supervision Administration and the legal representative of Lv Xunzhi, is engaged in the sales of distribution switch control equipment, high and low voltage electrical appliances and accessories, pneumatic components, electronic components, complete sets of electrical equipment and accessories, instruments and meters (excluding measuring instruments), wires and cables, power fittings, and explosion-proof electrical appliances; Import and export 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: High Voltage Line Isolator, Circuit Breaker, Ac Contactor

TOP10
Shenzhen Intercity Transportation Facilities Co., Ltd
Overall Score4.4 / 5
Est. Date2013-12-27
Registered Capital5000K CNY

Shenzhen Tongtong Transportation Facilities Co., Ltd., registered at No. 0200008, Meishunda Industrial Zone, Dashitian Community, Guanlan Street, Longhua District, Shenzhen, with Longhua Bureau as the registration authority and Xu Meiyun as the legal representative. Its business scope includes the research and development, design, on-site installation, and sales of general business projects such as traffic signs, traffic markings, solar illuminated signs, solar warning lights, solar photovoltaic products, traffic signal lights, traffic safety facilities and equipment, tunnel electromechanical equipment, and security and police equipment; Research and sales of intelligent transportation facilities and equipment, parking lot transportation equipment, traffic poles, LED optoelectronic products, and plastic hardware products; Managing e-commerce; Domestic trade; Import and export of goods and technology. The licensed business projects include the production of traffic signs, traffic markings, solar illuminated signs, solar warning lights, solar photovoltaic products, traffic signal lights, traffic safety equipment, tunnel electromechanical equipment, LED optoelectronic products, parking lot traffic equipment, and plastic and hardware products.. Core products: High Voltage Line Isolator, Traffic Signal Indicator Lights, Guiding Signs

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Xiong'an Ruishi Pipeline Technology Co., Ltd2023-08-08High Voltage Line Isolator, , Cast Iron Gate10000K CNYNot Supported
Hebei Jiali Electric Power Equipment Co., Ltd2020-05-19High Voltage Line Isolator, Power Fitting, Aluminum Conductor Steel Reinforced (Acsr)3000K CNYNot Supported
Zhejiang Hanergy Electric Co., Ltd2015-11-17High Voltage Line Isolator, Disconnecting Switch, High Voltage Load Switch Accessories10800K CNYNot Supported
Wenzhou Riyi Standard Parts Co., Ltd2014-04-24High Voltage Line Isolator, Iron Galvanized Double Headed Screw, Trivalent Yellow Zinc Double Head Rolling Sleeve2000K CNYNot Supported
Zhejiang Nalei Electric Co., Ltd2017-02-10High Voltage Line Isolator, Protector, Knife Switch10000K CNYSupported
Dongguan Gupin Precision Hardware Products Co., Ltd2017-10-17High Voltage Line Isolator, Bolt, Audio Knob500K CNYSupported
Nanjing Ruipingde Electromechanical Equipment Co., Ltd2010-09-20High Voltage Line Isolator, Joint, Lantern Sealing Ring1000K CNYNot Supported
Hebei Boneng Machinery Equipment Co., Ltd2023-08-31High Voltage Line Isolator, Straw Crusher Equipment, Cow Neck Clip5000K CNYNot Supported
Zhejiang Zhuoliang Electric Co., Ltd2016-07-13High Voltage Line Isolator, Circuit Breaker, Ac Contactor10000K CNYNot Supported
Shenzhen Intercity Transportation Facilities Co., Ltd2013-12-27High Voltage Line Isolator, Traffic Signal Indicator Lights, Guiding Signs5000K CNYSupported

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