Updated Aug 3, 2026 · Public platform & industry data

Aug 3, 2026 Updated

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2026 Top 10 Insulator Manufacturers in China

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

The top 10 Insulator manufacturers in China for 2026 are: Shandong Zhongtan Intelligent Equipment Co., Ltd, Hebei Wan'an Electric Power Equipment Co., Ltd, Cangzhou Gaoyuan Electric Power Equipment Co., Ltd, Yueqing Duwai Electric Co., Ltd, Hebei Hengdong Electric Power Equipment Co., Ltd, Hebei Kaikuzhe Electric Equipment Co., Ltd, Hejian Xingyao Electric Power Equipment Co., Ltd, Hebei Youwang Electric Power Equipment Co., Ltd, Hebei Mingyao Electric Power Equipment Co., Ltd, Hebei Jinant 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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Shandong Zhongtan Intelligent Equipment Co., Ltd
Overall Score4.9 / 5
Est. Date2022-03-01
Registered Capital10000K 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: Insulator, Large-Scale Equipment, Instrumentation And Meters

Top 2
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Hebei Wan'an Electric Power Equipment Co., Ltd
Overall Score4.7 / 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: Insulator, Suspension Insulator, Suspended Composite Insulator

Top 3
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Cangzhou Gaoyuan Electric Power Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2015-11-12
Registered Capital1000K CNY

Cangzhou Gaoyuan Electric Power Equipment Co., Ltd. is registered in Xijiuguan Village, Shaheqiao Town, Hejian City, Cangzhou City, Hebei Province. The registration authority is Hejian Market Supervision Administration Bureau, and the legal representative is Wang Sanqun. The business scope includes the sale of insulators, power fittings, wires and cables, distribution switch control equipment, high and low voltage cable accessories, high and low voltage electrical appliances, and complete sets of equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulator, Carbon Corrugated Pipe, Glass Insulator

TOP4
Yueqing Duwai Electric Co., Ltd
Overall Score4.6 / 5
Est. Date2012-01-05
Registered Capital1180K CNY

Yueqing Duwai Electric Co., Ltd., registered in Huangqijia Village, Liushi Town, Yueqing City, with the registration authority of Yueqing Market Supervision Administration and the legal representative of Huang Peilei, is engaged in the sales of complete sets of high and low voltage electrical equipment, high and low electrical components, electronic components, instruments and meters (excluding measuring instruments), hardware tools, refrigeration equipment, communication equipment (excluding ground satellite transceiver devices), plastic parts, lighting fixtures, wires and cables, and automotive and motorcycle accessories; Sales of metal materials and building materials; Import and export of goods and technology.. Core products: Insulator, Jyz/Sb-30 Diameter, D Large Belly Shaped Insulator

TOP5
Hebei Hengdong Electric Power Equipment Co., Ltd
Overall Score4.6 / 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: Insulator, Ceramic Composite Insulator, Glass Insulator

TOP6
Hebei Kaikuzhe Electric Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2020-03-13
Registered Capital28000K CNY

Hebei Kaikuzhe Electric Power Equipment Co., Ltd., with its registered address located in Xijiuguan Village, Shaheqiao Town, Hejian City, Cangzhou City, Hebei Province, is registered with the Market Supervision Administration of Hejian City. The legal representative is Wang Zhen, and its business scope includes general projects such as manufacturing of power facilities and equipment; Sales of power facilities and equipment; Manufacturing of special ceramic products; Sales of special ceramic products; Manufacturing of technical glass products; Sales of technical glass products; Sales of high-performance fibers and composite materials; Manufacturing of metal daily necessities; Sales of metal products; Manufacturing of power transmission, distribution and control equipment; Sales of intelligent power transmission and distribution and control equipment; Manufacturing of electrical equipment; Sales of electrical equipment; Manufacturing of power electronic components; Sales of power electronic components; Manufacturing of monitoring and control equipment for power transmission and distribution; Sales of monitoring and control equipment for power transmission and distribution; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Sales of daily glass products; Sales of plastic products; Sales of rubber products; Sales of insulation materials; Sales of electrical equipment; Electronic product sales; Operation of wires and cables; Import and export of goods. (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: Insulator, Cross Arm Insulator, Glass Insulator

TOP7
Hejian Xingyao Electric Power Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2014-04-17
Registered Capital10000K CNY

Hejian Xingyao 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 Bureau and represented by Wang Yanmin. Its business scope includes the production and sales of glass insulators, ceramic insulators, composite insulators, pillar insulators, lightning arresters, fuses, and line fittings; Sales and import/export business of wires and cables, distribution boxes, transmission equipment accessories, and power plant equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulator, Connecting Hardware, Composite Insulator

TOP8
Hebei Youwang Electric Power Equipment Co., Ltd
Overall Score4.5 / 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: Insulator, High Conductivity, High-Strength Wire Series, 1Kv Overhead Insulated Line Series

TOP9
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: Insulator, Needle Insulator/Composite Needle Insulator, Wire Bird Repellent Device

TOP10
Hebei Jinant Power Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2017-01-06
Registered Capital5000K CNY

Hebei Jinant Power Equipment Co., Ltd. is registered in Shuangshu Village, Xingbieying Township, Hejian City, Cangzhou City, Hebei Province. The registration authority is Hejian Market Supervision Administration Bureau, and the legal representative is Zhu Guangfu. Its business scope includes the production and sales of glass insulators, composite insulators, ceramic insulators, isolating switches, lightning arresters, power line fittings, PVC sheets, rubber sheets, as well as the import and export of this operating product. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulator, Power Fitting, Glass Insulator

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shandong Zhongtan Intelligent Equipment Co., Ltd2022-03-01Insulator, Large-Scale Equipment, Instrumentation And Meters10000K CNYSupported
Hebei Wan'an Electric Power Equipment Co., Ltd2017-03-02Insulator, Suspension Insulator, Suspended Composite Insulator28000K CNYNot Supported
Cangzhou Gaoyuan Electric Power Equipment Co., Ltd2015-11-12Insulator, Carbon Corrugated Pipe, Glass Insulator1000K CNYNot Supported
Yueqing Duwai Electric Co., Ltd2012-01-05Insulator, Jyz/Sb-30 Diameter, D Large Belly Shaped Insulator1180K CNYSupported
Hebei Hengdong Electric Power Equipment Co., Ltd2016-01-04Insulator, Ceramic Composite Insulator, Glass Insulator3000K CNYNot Supported
Hebei Kaikuzhe Electric Equipment Co., Ltd2020-03-13Insulator, Cross Arm Insulator, Glass Insulator28000K CNYNot Supported
Hejian Xingyao Electric Power Equipment Co., Ltd2014-04-17Insulator, Connecting Hardware, Composite Insulator10000K CNYNot Supported
Hebei Youwang Electric Power Equipment Co., Ltd2020-03-25Insulator, High Conductivity, High-Strength Wire Series, 1Kv Overhead Insulated Line Series36000K CNYNot Supported
Hebei Mingyao Electric Power Equipment Co., Ltd2017-04-05Insulator, Needle Insulator/Composite Needle Insulator, Wire Bird Repellent Device3000K CNYNot Supported
Hebei Jinant Power Equipment Co., Ltd2017-01-06Insulator, Power Fitting, Glass Insulator5000K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of insulators, it is recommended to prioritize checking key technical parameters such as rated voltage, mechanical load, and creepage distance to ensure that they match the actual working conditions of power lines or equipment. For example, suspension insulators used in substations need to consider pollution levels.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. Such suppliers usually have more stable product supply records in scenarios such as transmission lines or rail transit.
  • Different application scenarios have differentiated requirements for insulator materials. For example, composite insulators are suitable for high pollution areas, while ceramic insulators still have a high usage rate in high-voltage substations. When purchasing, environmental factors should be considered for evaluation.
  • When evaluating insulator suppliers, attention can be paid to their historical transaction records and customer feedback on industry data platforms. This type of information can assist in determining the supplier's actual delivery capabilities in specific areas, such as supporting new energy power plants.

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