Updated Aug 4, 2026 · Public platform & industry data

Aug 4, 2026 Updated

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2026 Top 10 Insulated Isolation Column Manufacturers in China

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Top-rated Insulated Isolation Column suppliers, How to choose a Insulated Isolation Column manufacturer, Best Insulated Isolation Column companies in China

The top 10 Insulated Isolation Column manufacturers in China for 2026 are: Shenyang Youda Insulation Materials Co., Ltd, Yangzhou Surui Electric Co., Ltd, Nanjing Feijia Electrical Insulation Materials Co., Ltd, Yishenghua Trading (Ningbo) Co., Ltd, Yangzhou Huagong Electric Co., Ltd, Shaanxi Xijue Xidian Insulation Materials Co., Ltd, Handan Doushi Electric Power Hardware Manufacturing Co., Ltd, Anping County Texin Metal Wire Mesh Products Co., Ltd, Anping Ruishuo Metal Wire Mesh Products Co., Ltd, Dongguan Xinrui Composite Materials 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.

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Top 1
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Shenyang Youda Insulation Materials Co., Ltd
Overall Score4.9 / 5
Est. Date2014-01-07
Registered Capital8000K CNY

Shenyang Youda Insulation Materials Co., Ltd., with its registered address at No. 110-3 Hongrun Road, Yuhong District, Shenyang City (Gate 2), registered with the Market Supervision and Administration Bureau of Yuhong District, Shenyang City, and represented by Xie Yin as its legal representative. The company's business scope includes licensed business projects: no general business projects: manufacturing and processing of plastic insulation materials and insulation wood products; Sales of plastic insulation materials, engineering plastics, hardware and electrical equipment, metal products, electromechanical products and accessories; Import and export of various commodities and technologies through self operation and agency, except for commodities and technologies restricted or prohibited from import and export by the state. (Projects that require approval by law can only be operated after approval by relevant departments.). Core products: Insulated Isolation Column, Insulating Paper, Insulating Board

Top 2
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Yangzhou Surui Electric Co., Ltd
Overall Score4.7 / 5
Est. Date2013-04-11
Registered Capital12800K CNY

Yangzhou Surui Electric Co., Ltd., registered at Shuangbao Road, Industrial Concentration Zone, Liubao Town, Baoying County, with the registration authority of Baoying County Administrative Approval Bureau and the legal representative of Hu Jinfu, is engaged in the manufacturing of high and low voltage testing equipment, high voltage switchgear, sliding contact wires, bus ducts, bridge frames, DC screens, and electronic mechanical equipment; Production, processing, sales, and installation of insulation materials (polyimide film), wires, cables, drag chains, alumina ceramics, textile ceramic accessories, electric heating tubes, heaters, and hardware appliances. General project: Manufacturing of glass fiber reinforced plastic products; Manufacturing of fiberglass and related products; Manufacturing of mica products; Manufacturing of plastic products; Sales of glass fiber reinforced plastic products; Sales of fiberglass and related products; Sales of mica products; Sales of plastic products (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). Core products: Insulated Isolation Column, Insulating Board, Insulating Film

Top 3
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Nanjing Feijia Electrical Insulation Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2018-12-19
Registered Capital2000K CNY

Nanjing Feijia Electrical Insulation Materials Co., Ltd., with its registered address at Room 2357, Building A1, No. 216 Pu Liu North Road, Getang Street, Jiangbei New District, Nanjing City. The registration authority is the Administrative Approval Bureau of Nanjing Jiangbei New District Management Committee, and the legal representative is Ji Yefei. Its business scope includes the sales of insulation materials, dust removal bags, rubber products, ceramic ignition needles, wires and cables, insulators, and lighting equipment; Thin film, instrumentation, electric heating appliances, dense bus ducts, sliding contact wires, cable trays, processing, manufacturing, and sales. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) General project: Manufacturing of mica products; Sales of mica products; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Manufacturing of high-performance fibers and composite materials; Sales of high-performance fibers and composite materials; Manufacturing of engineering plastics and synthetic resins; Sales of engineering plastics and synthetic resins; Manufacturing of non-metallic mineral products; Sales of metal based composite materials and ceramic based composite materials; Production of refractory materials; Sales of refractory materials; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law). Core products: Insulated Isolation Column, Fr4, Mica Sheet

TOP4
Yishenghua Trading (Ningbo) Co., Ltd
Overall Score4.6 / 5
Est. Date2007-09-12
Registered Capital2900K USD

Yishenghua Trading (Ningbo) Co., Ltd., with its registered address at No. 99 Huanghai Road, Beilun District, Ningbo City, Zhejiang Province, is registered with the Market Supervision Administration of Beilun District, Ningbo City. The legal representative is Zhong Jian, and the business scope includes self operated and agency import of various commodities and technologies (the above commodities do not involve special management such as state-owned trade, import and export quota licenses, export quota bidding, export licenses, etc.); Domestic wholesale of plastics, hardware products, packaging equipment, and molds; Economic and trade consulting services (except for national restrictions); Domestic land freight forwarding agent. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulated Isolation Column, Hydraulic And Pneumatic Protective Components, Emi Suppression Ferrite Core

TOP5
Yangzhou Huagong Electric Co., Ltd
Overall Score4.6 / 5
Est. Date2007-04-28
Registered Capital10180K CNY

Yangzhou Huagong Electric Co., Ltd., with its registered address located in the Industrial Concentration Zone of Liubao Town, Baoying County, is registered with the Baoying County Administrative Approval Bureau. The legal representative is Li Guoyi, and its business scope includes the processing and sales of electrical insulation materials, power equipment, sliding wire series products, and electrical equipment; Sales of cables and wires, switch instruments, electric heating appliances, insulation materials, and plastic products; Installation and debugging of computer and network automation systems; Import and export business of various commodities through self operation and agency, except for commodities restricted or prohibited by the state for enterprise operation or import and export. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulated Isolation Column, Insulating Board, Fiberglass Tube

TOP6
Shaanxi Xijue Xidian Insulation Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2015-09-08
Registered Capital2000K CNY

Shaanxi Xijue Xidian Insulation Materials Co., Ltd. is registered in Baicun, Yongle Town, Binzhou City, Xianyang City, Shaanxi Province (Yongle Town Industrial Park). The registration authority is the Binzhou Market Supervision Administration Bureau, and the legal representative is An Yaling. The business scope includes the production, processing, and sales of insulation materials. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulated Isolation Column, Insulating Board, Insulating Tube

TOP7
Handan Doushi Electric Power Hardware Manufacturing Co., Ltd
Overall Score4.5 / 5
Est. Date2015-03-10
Registered Capital3000K CNY

Handan Doushi Electric Power Fitting Manufacturing Co., Ltd., with its registered address at Dongmingyang Village, Linmingguan Town, Yongnian District, Handan City, Hebei Province, is registered with the Yongnian District Market Supervision Administration Bureau and represented by Douyaqian as its legal representative. Its business scope includes the manufacturing and sales of electric power fittings, fasteners, metal products, transportation facility accessories, construction accessories, industrial and mining accessories, and railway accessories; Sales of hardware and electrical equipment, mechanical equipment, labor protection supplies, and steel; Import and export business of goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)**. Core products: Insulated Isolation Column, Composite Wire Insulator, Power Line Equipment

TOP8
Anping County Texin Metal Wire Mesh Products Co., Ltd
Overall Score4.5 / 5
Est. Date2013-08-20
Registered Capital500K CNY

Anping Texin Metal Wire Mesh Products Co., Ltd., with its registered address located 200 meters north of Taicheng Village in Anping County, registered with the Anping County Administration for Industry and Commerce in Hengshui City, and represented by Bi Feifei as its legal representative. Its business scope includes production and sales; Wire mesh products, stainless steel mesh, welded mesh, guardrail mesh, steel mesh, grid mesh, rolled mesh, hooked mesh, protective mesh, punched mesh, wire mesh machinery and import and export business. (Matters prohibited or restricted by laws, regulations, and decisions of the State Council shall not be operated; matters requiring approval from other departments shall only be operated after approval).. Core products: Insulated Isolation Column, Construction Elevator Door, Peach Shaped Pillar Guardrail

TOP9
Anping Ruishuo Metal Wire Mesh Products Co., Ltd
Overall Score4.4 / 5
Est. Date2017-03-02
Registered Capital1000K CNY

Anping Ruishuo Metal Wire Mesh Products Co., Ltd., registered at the southwest corner of Jingsi Village, Anping County, with the registration authority of Anping County Market Supervision and Administration Bureau in Hengshui City and the legal representative of Bi Dandan, is engaged in the sales of welded mesh, Dutch mesh, guardrail mesh, plastic flat mesh, embossed mesh, mesh sheets, punched mesh, stainless steel mesh, copper mesh, wire mesh, black silk cloth, steel grating, steel plate mesh, gabion mesh, stainless steel window screen, diamond mesh, sunshade mesh, slope protection mesh, wire mesh deep processing products and import and export business (business activities that require approval by law can only be carried out after approval by relevant departments). Core products: Insulated Isolation Column, Workshop Fence, Welded Wire Mesh

TOP10
Dongguan Xinrui Composite Materials Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2017-04-24
Registered Capital1000K CNY

Dongguan Xinrui Composite Materials Technology Co., Ltd., with its registered address at Building 3, No. 2 Zhenxing 1st Road, Dingwu, Dongkeng Town, Dongguan City, Guangdong Province, is registered with the Dongguan Municipal Administration for Market Regulation. The legal representative is Zhan Yudong, and its business scope includes research and development, production, processing, and sales of composite materials, glass fiber products, and carbon fiber products; Processing and sales: plastic products, hardware products; 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: Insulated Isolation Column, Carbon Fiber, Fiberglass

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shenyang Youda Insulation Materials Co., Ltd2014-01-07Insulated Isolation Column, Insulating Paper, Insulating Board8000K CNYSupported
Yangzhou Surui Electric Co., Ltd2013-04-11Insulated Isolation Column, Insulating Board, Insulating Film12800K CNYSupported
Nanjing Feijia Electrical Insulation Materials Co., Ltd2018-12-19Insulated Isolation Column, Fr4, Mica Sheet2000K CNYSupported
Yishenghua Trading (Ningbo) Co., Ltd2007-09-12Insulated Isolation Column, Hydraulic And Pneumatic Protective Components, Emi Suppression Ferrite Core2900K USDNot Supported
Yangzhou Huagong Electric Co., Ltd2007-04-28Insulated Isolation Column, Insulating Board, Fiberglass Tube10180K CNYSupported
Shaanxi Xijue Xidian Insulation Materials Co., Ltd2015-09-08Insulated Isolation Column, Insulating Board, Insulating Tube2000K CNYNot Supported
Handan Doushi Electric Power Hardware Manufacturing Co., Ltd2015-03-10Insulated Isolation Column, Composite Wire Insulator, Power Line Equipment3000K CNYSupported
Anping County Texin Metal Wire Mesh Products Co., Ltd2013-08-20Insulated Isolation Column, Construction Elevator Door, Peach Shaped Pillar Guardrail500K CNYSupported
Anping Ruishuo Metal Wire Mesh Products Co., Ltd2017-03-02Insulated Isolation Column, Workshop Fence, Welded Wire Mesh1000K CNYSupported
Dongguan Xinrui Composite Materials Technology Co., Ltd2017-04-24Insulated Isolation Column, Carbon Fiber, Fiberglass1000K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of insulation isolation columns, it is recommended to prioritize checking parameters such as voltage rating and material dielectric constant to ensure compatibility with the equipment working environment. For example, there may be differences in insulation performance requirements between high-voltage distribution cabinets and photovoltaic inverters.
  • 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 supply capabilities in the field of electronic components or power equipment.
  • Insulated isolation columns are commonly used in PCB board fixation or bus duct support scenarios. When purchasing, the structural specifications should be selected based on the installation method (thread/buckle) and load-bearing capacity to avoid displacement risks caused by insufficient mechanical strength.
  • In the field of industrial automation, the temperature resistance range (-40 ℃ to 120 ℃) and flame retardant properties of insulation isolation columns are key considerations. It is recommended to screen parameters based on specific application scenarios such as machine tool control cabinets or rail transit equipment.

Knowledge Base

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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