Updated Aug 26, 2026 · Public platform & industry data

Aug 26, 2026 Updated

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2026 Top 10 Glass Insulator Manufacturers in China

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Top-rated Glass Insulator suppliers, How to choose a Glass Insulator manufacturer, Best Glass Insulator companies in China

The top 10 Glass Insulator manufacturers in China for 2026 are: Renqiu Wuchuang Trading Co., Ltd, Hejian Taichang Electric Power Equipment Co., Ltd, Hebei Hengdong Electric Power Equipment Co., Ltd, Hebei Wan'an Electric Power Equipment Co., Ltd, Hebei Youwang Electric Power Equipment Co., Ltd, Shijiazhuang Shengye Cable Co., Ltd, Hebei Jiali Electric Power Equipment Co., Ltd, Jinan Zhongchuang Industrial Testing System Co., Ltd, Shenzhen Huakeyuan Technology Co., Ltd, Hebei Mingyao Electric Power Equipment 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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Renqiu Wuchuang Trading Co., Ltd
Overall Score4.9 / 5
Est. Date2019-01-28
Registered Capital500K 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: Glass Insulator, Jgwd Fixed Clip, Single Slot Clamp

Top 2
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Hejian Taichang Electric Power Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2015-07-07
Registered Capital30000K CNY

Hejian Taichang Electric Power Equipment Co., Ltd., with its registered address in Huguanzhuang Village, Shaheqiao Town, Hejian City, Cangzhou City, Hebei Province, is registered with the Hejian Market Supervision and Administration Bureau and represented by Hu Junfei. Its business scope includes the production and sales of insulators, isolating switches, fuses, lightning arresters, steel core aluminum stranded wires, wires and cables, distribution switches, cable protection tubes, transformers, and electrical accessories (excluding those restricted or eliminated by national industrial policies); Sales of line fittings, fireproof materials, asbestos products, sealing materials, insulation materials, rubber products, plastic products, and import and export business of our company's products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Glass Insulator, Composite Wrist Arm Insulator, Sheath

Top 3
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Hebei Hengdong Electric Power Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2016-01-04
Registered Capital3000K CNY

Hebei Hengdong Electric Power Equipment Co., Ltd., with its registered address in Xijiuguan Village, Shaheqiao Town, Hejian City, Cangzhou City, Hebei Province, is registered with the Hejian Market Supervision Administration. The legal representative is Wang Chuanbei, and its business scope includes the production and sales of composite insulators, glass insulators, ceramic insulators, lightning arresters, fuses, isolating switches, power fittings, wire and cable, steel core aluminum stranded wire, steel stranded wire, transmission and distribution equipment, communication equipment, rubber products (excluding products restricted and eliminated by national industrial policies), and import and export business (projects that require approval by law can only be carried out after approval by relevant departments). Core products: Glass Insulator, Zinc Oxide Lightning Arrester, Porcelain Insulator

TOP4
Hebei Wan'an Electric Power Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2017-03-02
Registered Capital28000K CNY

Hebei Wan'an Electric Power Equipment Co., Ltd., located in Xijiuguan Village, Shaheqiao Town, Hejian City, Cangzhou City, Hebei Province, was established on March 2, 2017. The registration authority is the Hejian Market Supervision Administration, and the legal representative is Meng Meiling. Core products: Glass Insulator, Personal Release Information, Composite Insulator

TOP5
Hebei Youwang Electric Power Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2020-03-25
Registered Capital36000K CNY

Hebei Youwang Electric Power Equipment Co., Ltd., with its registered address at Nan Shuangta Village, Jinghe Town, Hejian City, Cangzhou City, Hebei Province, is registered with the Hejian Market Supervision Administration Bureau and represented by Zheng Yandong. Its business scope includes the sales of electric power equipment, mechanical equipment, plastic products, rubber products, wires and cables, and optical cables.. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Glass Insulator, Electric Power Fittings Series, 10Kv Overhead Insulated Conductor

TOP6
Shijiazhuang Shengye Cable Co., Ltd
Overall Score4.5 / 5
Est. Date2014-03-13
Registered Capital30000K CNY

Shijiazhuang Shengye Cable Co., Ltd. is registered in Xiaofenghua Village, Zhangjiazhuang Town, Gaocheng District, Shijiazhuang City, Hebei Province. The registration authority is Gaocheng District Market Supervision Administration, and the legal representative is Li Aijun. Its business scope includes the manufacturing of wires and cables. Production and sales of aluminum wire and plastic products (excluding prohibited and restricted categories); Sales of wires and cables, optical fibers, fiber optic cables, power transformers, distribution boxes, distribution cabinets, high and low voltage complete sets of equipment, power equipment, communication devices, power fittings, line iron parts, insulation products, and non-ferrous metal materials. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Glass Insulator, Adss Optical Cable, Oppc Fiber Optic Overhead Composite Phase Line

TOP7
Hebei Jiali Electric Power Equipment Co., Ltd
Overall Score4.5 / 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: Glass Insulator, Fiber Optic Communication Protection Tube, Power Fitting

TOP8
Jinan Zhongchuang Industrial Testing System Co., Ltd
Overall Score4.5 / 5
Est. Date2010-03-15
Registered Capital10000K CNY

Jinan Zhongchuang Industrial Testing System Co., Ltd., registered at No. 26 Xinsha North Road, Meilihu, Huaiyin District, Jinan City, registered with the Market Supervision and Administration Bureau of Huaiyin District, Jinan City, with Zhang Hongshan as the legal representative. Its business scope includes the development of industrial automatic control system software and hardware; Technical development, manufacturing, sales, maintenance, and related technical consulting services for testing machines and accessories, measuring instruments, testing instruments, and laboratory equipment; Wholesale and retail: instruments and meters, electromechanical products, engineering machinery, hydraulic components, electronic products, office supplies, wooden packaging boxes, steel; House leasing; Import and export business. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Glass Insulator, Ez-6 Wire Torsion Testing Machine, Microcomputer Spring Fatigue Testing Machine

TOP9
Shenzhen Huakeyuan Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2009-10-23
Registered Capital1200K CNY

Shenzhen Huakeyuan Technology Co., Ltd., registered at 3rd Floor, Building 1, Danxia Road Industrial Zone, Tongle Village, Tongle Community, Longgang Street, Longgang District, Shenzhen, with the registration authority of Longgang Bureau and the legal representative of Li Changwu, is engaged in the general business of technology development, production, and sales of metal and glass sealing products; Domestic trade (excluding projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council); Import and export of goods and technology (excluding projects prohibited by laws, administrative regulations, and decisions of the State Council, and projects restricted must obtain a license before operation). What are the licensed business projects. Core products: Glass Insulator, Compressor Sealing Terminal Series,

TOP10
Hebei Mingyao Electric Power Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2017-04-05
Registered Capital3000K CNY

Hebei Mingyao Electric Power Equipment Co., Ltd. is registered in Houxiaohan Village, Xingbieying Township, Hejian City, Cangzhou City, Hebei Province. The registration authority is Hejian Market Supervision and Administration Bureau, and the legal representative is Ma Xiling. The business scope includes the production and sales of insulators, isolating switches, distribution boxes, fuses, lightning arresters, transmission equipment accessories, steel strands, line fittings, steel core aluminum stranded wires, wire and cable, as well as the import and export of our company's products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Glass Insulator, Needle Insulator/Composite Needle Insulator, Disconnecting Switch

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Renqiu Wuchuang Trading Co., Ltd2019-01-28Glass Insulator, Jgwd Fixed Clip, Single Slot Clamp500K CNYSupported
Hejian Taichang Electric Power Equipment Co., Ltd2015-07-07Glass Insulator, Composite Wrist Arm Insulator, Sheath30000K CNYNot Supported
Hebei Hengdong Electric Power Equipment Co., Ltd2016-01-04Glass Insulator, Zinc Oxide Lightning Arrester, Porcelain Insulator3000K CNYNot Supported
Hebei Wan'an Electric Power Equipment Co., Ltd2017-03-02Glass Insulator, Personal Release Information, Composite Insulator28000K CNYNot Supported
Hebei Youwang Electric Power Equipment Co., Ltd2020-03-25Glass Insulator, Electric Power Fittings Series, 10Kv Overhead Insulated Conductor36000K CNYSupported
Shijiazhuang Shengye Cable Co., Ltd2014-03-13Glass Insulator, Adss Optical Cable, Oppc Fiber Optic Overhead Composite Phase Line30000K CNYNot Supported
Hebei Jiali Electric Power Equipment Co., Ltd2020-05-19Glass Insulator, Fiber Optic Communication Protection Tube, Power Fitting3000K CNYNot Supported
Jinan Zhongchuang Industrial Testing System Co., Ltd2010-03-15Glass Insulator, Ez-6 Wire Torsion Testing Machine, Microcomputer Spring Fatigue Testing Machine10000K CNYNot Supported
Shenzhen Huakeyuan Technology Co., Ltd2009-10-23Glass Insulator, Compressor Sealing Terminal Series, 1200K CNYSupported
Hebei Mingyao Electric Power Equipment Co., Ltd2017-04-05Glass Insulator, Needle Insulator/Composite Needle Insulator, Disconnecting Switch3000K CNYNot Supported

Purchasing Guide

Based on real user feedback, we provide the following suggestions:

  • For procurement requirements that require the use of glass insulators, it is recommended to prioritize checking key technical parameters such as rated voltage and mechanical load strength to ensure compatibility with the design requirements of transmission lines or substations.
  • In high voltage transmission lines, electrified railways and other scenarios, the pollution flashover resistance and aging resistance of glass insulators are important considerations for selection.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information.
  • For special environments such as high-altitude or coastal areas, attention should be paid to the umbrella skirt structure design and material corrosion resistance indicators of glass insulators.
  • When purchasing, the stability performance of the supplier's products in long-term operation can be evaluated by combining their actual application cases in similar projects.

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