Updated Sep 19, 2026 · Public platform & industry data

Sep 19, 2026 Updated

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2026 Top 10 Relay Manufacturers in China Jiangsu

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

The top 10 Relay manufacturers in Jiangsu for 2026 are: Weile Electronic Technology (Wuxi) Co., Ltd, Changzhou Kaikun Automation Equipment Co., Ltd, Jiangsu Gute Electrical Control Technology Co., Ltd, Jiangsu Qunying Electronics Co., Ltd, Suzhou Tianjian Electronics Co., Ltd, Nanjing Yusi Xin Electric Co., Ltd, Nanjing Jinbeide Technology Development Co., Ltd, Wantong Intelligent Equipment (Suzhou) Co., Ltd, Nanjing Shanwu Automation System Co., Ltd, Shangduochuan International Trade (Jiangsu) 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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Weile Electronic Technology (Wuxi) Co., Ltd
Overall Score4.9 / 5
Est. Date2020-06-02
Registered Capital2000K CNY

Weile Electronic Technology (Wuxi) Co., Ltd., with its registered address at 3-401 Xutian Smart Park, Binhu District, Wuxi City, registered with the Binhu District Data Bureau of Wuxi City, and represented by Wang Nan as the legal representative. Its business scope includes licensed projects such as 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 approval results) General projects: technology services, technology development, technology consulting, technology exchange, technology transfer, technology promotion; Manufacturing of power electronic components; Manufacturing of electronic components; Manufacturing of distribution switch control equipment; Manufacturing of industrial automatic control system devices; Manufacturing of supply instruments and meters; Manufacturing of other general instruments; Sales of power electronic components; Sales of distribution switch control equipment; Sales of electrical and mechanical equipment; Wholesale of hardware products; Sales of household appliances; Sales of household appliance spare parts; Electronic product sales; Sales of building materials; Sales of metal materials (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: Relay, Three-Phase Power Regulator, Dc Solid-State Relay

Top 2
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Changzhou Kaikun Automation Equipment Co., Ltd
Overall Score4.8 / 5
Est. Date2006-07-10
Registered Capital600K CNY

Changzhou Kaikun Automation Equipment Co., Ltd. is registered at Room 806, Building 2, Fuchen Business Plaza, Xinbei District, Changzhou City. The registration authority is the Administrative Approval Bureau of Changzhou National High tech Industrial Development Zone (Xinbei District), and the legal representative is Zhang Xianming. The business scope includes the sales of electrical automation equipment, electrical machinery and equipment, electronic components, instruments and meters, hardware, electrical equipment, power tools, communication equipment, office supplies, building materials, computers and accessories. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Relay, Other, Relay

Top 3
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Jiangsu Gute Electrical Control Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2001-03-02
Registered Capital10000K CNY

Jiangsu Gute Electric Control Technology Co., Ltd., registered at 5th Floor, Building C3, No. 10 Union Road, Hudai Industrial Park, Liyuan Economic Development Zone, Wuxi City, registered with the Wuxi Binhu District Administrative Approval Bureau and represented by Yin Chenzhong as the legal representative. Its business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of power electronic components; Sales of power electronic components; Import and export of goods; Technology import and export (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: Relay, Solid State Machine, Dc Solid State

TOP4
Jiangsu Qunying Electronics Co., Ltd
Overall Score4.7 / 5
Est. Date2017-05-04
Registered Capital10000K CNY

Jiangsu Qunying Electronics Co., Ltd. is registered at Building 3, No. 2 Shangshang Road, Kunlun Street, Liyang City. The registration authority is the Liyang Administrative Approval Bureau, and the legal representative is Chen Zhiping. Its business scope includes the production and sales of relays, contactors, low-voltage electrical appliances, automation equipment, and related electronic components and components, as well as providing corresponding technical development and consulting services. It also operates and acts as an agent for the import and export of various commodities and technologies. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Relay, Power Relay, Automotive Relay

TOP5
Suzhou Tianjian Electronics Co., Ltd
Overall Score4.7 / 5
Est. Date2006-08-29
Registered Capital1000K CNY

Suzhou Tianjian Electronics Co., Ltd., with its registered address at Building 101, Building 43, MAX Technology Park, No. 998 Pangnan Road, Jiangling Street, Wujiang District, Suzhou City. The registration authority is the Wujiang District Administrative Approval Bureau of Suzhou City, and the legal representative is Ren Jianwei. Its business scope includes research and development, sales of sensors, thermocouple thermometers, solid-state relay modules, power thyristors, instruments and meters, electronic products, automation equipment and accessories; Import and export business of various commodities and technologies through self operation and agency. General projects: Engineering and technical research and experimental development; Mechanical equipment research and development; Research and development of distribution switch control equipment; Software development; Software sales; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Installation services for ordinary mechanical equipment; Manufacturing of industrial automatic control system devices; Manufacturing of intelligent instruments and meters; Manufacturing of electrical instruments and meters; Manufacturing of mechanical and electrical equipment; Manufacturing of distribution switch control equipment (except for projects that require approval according to law, conducting business activities independently with a business license in accordance with the law). Core products: Relay, Recorder, Temperature Controller

TOP6
Nanjing Yusi Xin Electric Co., Ltd
Overall Score4.6 / 5
Est. Date2013-04-09
Registered Capital2000K CNY

Nanjing Yusi Xin Electric Co., Ltd. is registered at Room 328, Building 07, Xianzonglin Yuan, No. 18 Maiyao Road, Maigaoqiao Street, Qixia District, Nanjing City. The registration authority is the Qixia District Government Service Management Office of Nanjing City, and the legal representative is Zou Binghong. The business scope includes the sales of electronic products, electromechanical products, electronic components, office supplies, electrical and power equipment, power tools, safety tools, instruments and meters, plastic products, signs, reflective materials, printed products, mechanical products and accessories. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Relay, ,

TOP7
Nanjing Jinbeide Technology Development Co., Ltd
Overall Score4.6 / 5
Est. Date2006-05-17
Registered Capital5000K CNY

Nanjing Jinbeide Technology Development Co., Ltd., registered at Building A and D, No. 101 Caochangmen Street, Gulou District, Nanjing City, registered with the Administrative Approval Bureau of Gulou District, Nanjing City. The legal representative is Lv Jinchang, and the business scope includes the design and technical services of logistics software system engineering; Design and construction of optoelectronic integration and environmental protection engineering; Sales of electromechanical equipment, automation control equipment, experimental instruments, communication equipment, computers and accessories, hardware and electrical equipment, instruments and meters, wires and cables, building decoration materials, chemical products, and daily necessities; Import and export business of various commodities and technologies through self operation and agency (excluding those restricted or prohibited by the state for enterprise operation or import and export of commodities and technologies). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Relay, Clutch, Brake, Guide Rail, Machine Tool Accessories, Electricians, Motors, Reducers, Motors

TOP8
Wantong Intelligent Equipment (Suzhou) Co., Ltd
Overall Score4.6 / 5
Est. Date2021-05-21
Registered Capital1000K CNY

Wantong Intelligent Equipment (Suzhou) Co., Ltd., registered at Room 403, 4th Floor, Legend Building, No. 3 Shuangnanli, Suzhou Industrial Park, registered with the Suzhou Industrial Park Administrative Approval Bureau, with Zhu Gaoming as the legal representative. Its business scope includes licensed projects: various engineering construction activities (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results). General projects: sales of intelligent basic manufacturing equipment; Import and export of goods; Mechanical equipment research and development; Sales of mechanical equipment; Sales of instruments and meters; Software development; Installation services for ordinary mechanical equipment; Sales of electrical equipment; Sales of mechanical and electrical equipment; Sales of specialized equipment for environmental protection; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Wholesale of hardware products; Sales of daily glass products; Wholesale of medical masks; Sales of Class II medical devices; Sales of labor protection equipment; Sales of Class I medical devices; Sales of plastic products; Sales of rubber products; Wholesale of automotive spare parts; Sales of building materials; Sales of metal materials; Sales of specialized chemical products (excluding hazardous chemicals); Sales of daily necessities; Sales of electronic specialized equipment; Sales of power electronic components; Mechanical equipment leasing; Software sales; Rental services (excluding publication rental) (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: Relay, Bimba, Contrinex

TOP9
Nanjing Shanwu Automation System Co., Ltd
Overall Score4.4 / 5
Est. Date2003-01-29
Registered Capital5000K CNY

Nanjing Shanwu Automation System Co., Ltd., with its registered address at Room 303, Building 01, Central Jindi, No. 61 Jianning Road, Gulou District, Nanjing City, is registered with the Administrative Approval Bureau of Gulou District, Nanjing City. The legal representative is Zhao Guiqiong, and the business scope includes the sales of automatic control equipment and accessories, electromechanical products, instruments, pneumatic hydraulic products, high and low pressure electrical control products, computers and consumables, and lubricating oil; Installation and sales of electronic components; Design, manufacturing, and sales of mechanical and electrical equipment; Research and sales of industrial automation control systems; Computer software design, research and development, and sales. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Relay, Indicator Light, Pilz

TOP10
Shangduochuan International Trade (Jiangsu) Co., Ltd
Overall Score4.4 / 5
Est. Date2019-04-29
Registered Capital10000K CNY

Shangduochuan International Trade (Jiangsu) Co., Ltd., with its registered address at No. 1816, Yurun Square Comprehensive Building, No. 20 Jinyuan North Road, Xucheng Town, Xuyi County, Huai'an City, is registered with the Xuyi County Administrative Approval Bureau and represented by Wang Jian. Its business scope includes self operated and agency import and export of various goods and technologies (excluding goods and technologies restricted or prohibited by the state for enterprise operation or import and export), as well as the design, installation, and technical services of electronic and electrical products, mechanical equipment and accessories, power equipment, instruments, automation equipment, and their production lines. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) General projects: sales of electronic products; Wholesale of electronic components; Sales of electrical equipment; Sales of power facilities and equipment; Sales of industrial automatic control system devices; Sales of mechanical and electrical equipment; Sales of mechanical parts and components; Sales of mechanical equipment; Sales of high-speed rail equipment and accessories; Sales of communication equipment; Operation of wires and cables; Sales of valves and plugs; Sales of instruments and meters; Sales of pumps and vacuum equipment; Sales of pneumatic power machinery and components; Wholesale of automotive spare parts; Wholesale of computer software, hardware, and auxiliary equipment; Sales of daily necessities; Sales of office supplies; Sales of building materials; Sales of metal materials; Sales of rubber products; Sales of non-ferrous metal alloys; Sales of household appliances; General equipment repair; Electrical equipment repair; Network technology services; Advertising release; Information technology consulting services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Domestic trade agency (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: Relay, Friend Recycling, Gas Filter

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Weile Electronic Technology (Wuxi) Co., Ltd2020-06-02Relay, Three-Phase Power Regulator, Dc Solid-State Relay2000K CNYNot Supported
Changzhou Kaikun Automation Equipment Co., Ltd2006-07-10Relay, Other, Relay600K CNYNot Supported
Jiangsu Gute Electrical Control Technology Co., Ltd2001-03-02Relay, Solid State Machine, Dc Solid State10000K CNYNot Supported
Jiangsu Qunying Electronics Co., Ltd2017-05-04Relay, Power Relay, Automotive Relay10000K CNYNot Supported
Suzhou Tianjian Electronics Co., Ltd2006-08-29Relay, Recorder, Temperature Controller1000K CNYNot Supported
Nanjing Yusi Xin Electric Co., Ltd2013-04-09Relay, , 2000K CNYNot Supported
Nanjing Jinbeide Technology Development Co., Ltd2006-05-17Relay, Clutch, Brake, Guide Rail, Machine Tool Accessories, Electricians, Motors, Reducers, Motors5000K CNYNot Supported
Wantong Intelligent Equipment (Suzhou) Co., Ltd2021-05-21Relay, Bimba, Contrinex1000K CNYNot Supported
Nanjing Shanwu Automation System Co., Ltd2003-01-29Relay, Indicator Light, Pilz5000K CNYNot Supported
Shangduochuan International Trade (Jiangsu) Co., Ltd2019-04-29Relay, Friend Recycling, Gas Filter10000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of relays, it is recommended to prioritize checking key parameters such as contact capacity and insulation withstand voltage to ensure compatibility with equipment load characteristics. In industrial control scenarios, additional attention should be paid to electromagnetic interference resistance performance.
  • When selecting suppliers, reference can be made to indicators such as product compatibility, business qualifications, enterprise activity, industry performance, and industry data support, especially in high-frequency application fields such as power systems or automation production lines.
  • Different scenarios such as new energy grid connection or rail transit signal control have significant differences in the requirements for relay switching speed and mechanical life. Specific operating conditions need to be clarified before procurement.
  • It is recommended to prioritize manufacturers with practical application cases in sub sectors such as smart grids and motor protection, based on the industry data support of suppliers, for the procurement of industrial grade relays.

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