Updated Sep 13, 2026 · Public platform & industry data

Sep 13, 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: Nanjing Kaimufan Automation Technology Co., Ltd, Dodd Electric (Taicang) Co., Ltd, Suqian Shuode Information Technology Co., Ltd, Jiangsu Qunying Electronics Co., Ltd, Suqian Jinggou E-commerce Co., Ltd, Nanjing Linhao Science and Trade Co., Ltd, Suzhou Wanchi Automation Technology Co., Ltd, Jiangsu Yalio E-commerce Co., Ltd, Shuyang County Gongxing Shangyi E-commerce Co., Ltd, Suzhou Shimade Electric 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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Nanjing Kaimufan Automation Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2017-10-13
Registered Capital1000K CNY

Nanjing Kaimufan Automation Technology Co., Ltd., registered at Building 5, No. 1 Dongfeng Road, Yaxi Town, Gaochun District, Nanjing City, registered with the Administrative Approval Bureau of Gaochun District, Nanjing City. The legal representative is Zhao Wei, and the business scope includes the research and sales of industrial automation control equipment, electromechanical equipment, and application software and hardware; Sales of electrical equipment, electronic products, instruments and meters, marine supplies, environmental protection equipment, communication equipment, electronic system equipment, hardware and electrical equipment, wires and cables, and office supplies; Installation, technical renovation, and maintenance services for automated electrical equipment, instruments, and petrochemical plants; Electrical automation engineering, control system engineering design, technical consulting, technical transformation, technology transfer, and technical services; Import and export business of various commodities and technologies through self operation and agency (excluding import and export commodities and technologies restricted or prohibited by the state). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Relay, Terminals And Accessories, Switch

Top 2
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Dodd Electric (Taicang) Co., Ltd
Overall Score4.8 / 5
Est. Date2014-03-19
Registered Capital250K EUR

Dodd Electric (Taicang) Co., Ltd., with its registered address at No. 6 Beijing West Road, Taicang Port Economic and Technological Development Zone, is registered with the Taicang Market Supervision Administration and represented by Zhao Xiaoyun. Its business scope includes the production of industrial relays, monitoring modules, time control modules, safety modules, and power electronic modules, as well as the sale of the company's self-produced products. Engage in wholesale, import and export, commission agency (excluding auctions) business of similar and related products produced by our company (excluding state-owned trade management goods, and apply for quota and license management goods in accordance with relevant national regulations), and provide related supporting and technical services as well as after-sales services. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Relay, Intermediate Relay, Circuit Board Relay

Top 3
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Suqian Shuode Information Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2021-06-29
Registered Capital1000K CNY

Suqian Shuode Information Technology Co., Ltd., with its registered address at Room 213, Yard 9, Guantang Road, Qixiong Street, Shuyang County, Suqian City, Jiangsu Province, is registered by Shuyang County Market Supervision Administration, and its legal representative is Ding Yang. Its business scope includes the licensed project: online sales of publications; Retail of publications (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: technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Food management (only selling pre packaged food); Retail of pet food and supplies; Sales of daily necessities; Sales of daily necessities; Retail of daily household appliances; Sales of daily miscellaneous goods; Sales of daily chemical products; Sales of daily wooden products; Retail of hardware products; Sales of household appliances; Sales of household appliance spare parts; Electronic product sales; Sales of metal products; Clothing and apparel retail; Fishing gear sales; Retail of sports goods and equipment; Outdoor product sales; Sales of agricultural and sideline products; Gift and flower sales; Sales of household items; Sales of bamboo products; Sales of plastic products; Sales of glass fiber reinforced plastic products; Sales of automotive decorative products; Toy sales; Sales of maternal and child products; Retail of musical instruments; Sales of musical instrument spare parts; Sales of labor protection equipment; Retail of shoes and hats; Information technology consulting services; Sales of calculator equipment; Technology promotion and application services; Network technology services; Internet sales (except for the sale of goods that need to be licensed); Internet sales of food (sales of prepackaged food) (in addition to items subject to approval according to law, independently carry out business activities according to law with the business license). Core products: Relay, Washing Machine Computer Board,

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, Dc Contactor, Communication Relay

TOP5
Suqian Jinggou E-commerce Co., Ltd
Overall Score4.7 / 5
Est. Date2017-06-29
Registered Capital5000K CNY

Suqian Jinggou E-Commerce Co., Ltd., with its registered address at No. 17, Hongdong Group, Gaoshu Village, Qixiong Street, Shuyang County, its registration authority is Shuyang County Market Supervision Administration, and its legal representative is Hongye. Its business scope includes the use of the Internet to sell: general merchandise, hardware products, electrical appliances, clothing shoes and hats, fishing gear, cleaning supplies, sports goods, agricultural and sideline products, artificial flowers, artificial plants, dried flowers, flowers, packaged seeds that are no longer packaged separately, household goods, building materials, pet food, food (as approved by the license), automotive supplies, toys, musical instruments, and outdoor sports products. 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); Audio and video planning and production; Photography and videography services; Animation design and production, corporate image planning, computer graphic production, web design, computer graphic design, logo design; Advertising design, production, publishing, and agency. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Relay, Tungsten Steel Grinding Head, Electric Trimming Machine

TOP6
Nanjing Linhao Science and Trade Co., Ltd
Overall Score4.6 / 5
Est. Date1997-05-12
Registered Capital5000K CNY

Nanjing Linhao Science and Trade Co., Ltd., with its registered address at 1703 Hongwu Building, No. 267 Hongwu Road, Qinhuai District, Nanjing City, is registered with the Qinhuai District Administrative Approval Bureau of Nanjing City. The legal representative is Zhao Qiang, and its business scope includes licensed projects such as import and export agency (projects that require approval according to law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results). General projects include sales of specialized equipment for oil refining and chemical production; Sales of pumps and vacuum equipment; Sales of railway transportation infrastructure equipment; Sales of rail transit engineering machinery and components; Sales of construction machinery; Sales of mechanical parts and components; Sales of special ceramic products; Sales of graphite and carbon products; Sales of superconducting materials; Sales of magnetic materials; Sales of metal materials; Sales of metal tools; Sales of metal chains and other metal products; Wholesale of hardware products; Retail of hardware products; Sales of office equipment; Sales of office equipment and consumables; Sales of office supplies; Wholesale of computer software, hardware, and auxiliary equipment; Retail of computer software, hardware, and auxiliary equipment; Wholesale of sports goods and equipment; Retail of sports goods and equipment; Sales of labor protection equipment; Sales of needle textiles and raw materials; Purchase of primary agricultural products; Sales of agricultural and sideline products; Wholesale of edible agricultural products; Retail of edible agricultural products; Sales of chemical products (excluding licensed chemical products); Sales of specialized chemical products (excluding hazardous chemicals); Sales of building materials; Internet sales (except for the sale of goods that need to be licensed); General equipment repair; Specialized equipment repair; Installation services for ordinary mechanical equipment; Wholesale of electronic components; Retail of electronic components; Manufacturing of electronic components; Sales of power electronic components; Manufacturing of power electronic components; Sales of electrical and mechanical equipment; Manufacturing of mechanical and electrical equipment; Sales of electrical equipment; Electrical equipment repair; Sales of instruments and meters; Instrument and meter repair; Manufacturing of instruments and meters; Sales of electronic components and electromechanical equipment; Sales of electronic specialized equipment; Electronic product sales; Sales of communication equipment; Sales of specialized equipment for environmental protection; Sales of artificial intelligence hardware; Sales of charging stations; Sales of solar thermal power generation products; Sales of refrigeration and air conditioning equipment; Network technology services; Technology promotion and application services; Engineering and technical research and experimental development; Domestic trade agency; Consulting and planning services; 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, Unmanaged Switch , Straight Plug Terminal

TOP7
Suzhou Wanchi Automation Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2014-08-06
Registered Capital2000K CNY

Suzhou Wanchi Automation Technology Co., Ltd., registered at Room 1, No. 15 Fucheng Road, Yushan Town, with the registration authority of Kunshan Administrative Approval Bureau and the legal representative of Ji Luangao, is engaged in the research and development of automation equipment and electrical equipment; Sales of automation equipment and accessories, mechanical equipment and accessories, hardware and electrical equipment, electronic products, metal materials, building materials, steel, computers and accessories, communication equipment, instruments and meters, power tools, office supplies, and labor protection supplies; Import and export business 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: Relay, Photoelectric Sensor,

TOP8
Jiangsu Yalio E-commerce Co., Ltd
Overall Score4.6 / 5
Est. Date2020-03-30
Registered Capital10000K CNY

Jiangsu Ario E-Commerce Co., Ltd., with its registered address at Room 2701, Building 8, Aoti Wenjingyuan, Shuyang County, Suqian City, the registration authority is Shuyang County Market Supervision Administration, the legal representative is Huang Qingqing, and its business scope includes the licensed project: Internet sales of publications; Internet sales of food (items that need to be approved according to law can only be operated after being approved by relevant departments, and the specific business items shall be subject to the approval results) General items: Internet sales (except for the sales of commodities that need to be approved according to law) (except for items that need to be approved according to law, business activities can be carried out independently according to the business license according to law). Core products: Relay, Diamond File, Fish Tank Heating Rod

TOP9
Shuyang County Gongxing Shangyi E-commerce Co., Ltd
Overall Score4.4 / 5
Est. Date2021-08-19
Registered Capital1000K CNY

Shuyang Gongxing Reward E-commerce Co., Ltd., with its registered address at No. 230, Xinqiao Group, Zhangji Village, Zhangji Street, Shuyang County, Suqian City, its registration authority is Shuyang County Market Supervision Administration, its legal representative is Hong Chao, and its business scope includes general items: Internet sales (except for the sale of goods that need to be approved according to law) (in addition to items that need to be approved according to law, business activities are carried out independently according to law with the business license). Core products: Relay, High-Power Flashlight, Welding Helmet

TOP10
Suzhou Shimade Electric Co., Ltd
Overall Score4.4 / 5
Est. Date2011-04-01
Registered Capital5000K CNY

Suzhou Shimade Electric Co., Ltd., registered at 501-1, South Building, Building 8, No. 689 Binhe Road, Suzhou High tech Zone, registered with the Suzhou High tech Zone (Huqiu District) Administrative Approval Bureau, with Liu Chuanghui as the legal representative. Its business scope includes research and development, production, and sales of electrical equipment and accessories, power electronic components, automation equipment and accessories, hardware, electrical equipment and accessories, distribution switch control equipment, and electronic products; Software development and sales. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) General projects: Import and export of goods; Technology import and export; Import and export 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, Relay Module, Space Saving Input Module

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Nanjing Kaimufan Automation Technology Co., Ltd2017-10-13Relay, Terminals And Accessories, Switch1000K CNYNot Supported
Dodd Electric (Taicang) Co., Ltd2014-03-19Relay, Intermediate Relay, Circuit Board Relay250K EURNot Supported
Suqian Shuode Information Technology Co., Ltd2021-06-29Relay, Washing Machine Computer Board, 1000K CNYSupported
Jiangsu Qunying Electronics Co., Ltd2017-05-04Relay, Dc Contactor, Communication Relay10000K CNYNot Supported
Suqian Jinggou E-commerce Co., Ltd2017-06-29Relay, Tungsten Steel Grinding Head, Electric Trimming Machine5000K CNYSupported
Nanjing Linhao Science and Trade Co., Ltd1997-05-12Relay, Unmanaged Switch , Straight Plug Terminal5000K CNYNot Supported
Suzhou Wanchi Automation Technology Co., Ltd2014-08-06Relay, Photoelectric Sensor, 2000K CNYSupported
Jiangsu Yalio E-commerce Co., Ltd2020-03-30Relay, Diamond File, Fish Tank Heating Rod10000K CNYNot Supported
Shuyang County Gongxing Shangyi E-commerce Co., Ltd2021-08-19Relay, High-Power Flashlight, Welding Helmet1000K CNYNot Supported
Suzhou Shimade Electric Co., Ltd2011-04-01Relay, Relay Module, Space Saving Input Module5000K 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.

Knowledge Base

Q

This article analyzes the key indicators for judging the performance of relay protection, teaching you to identify the core characteristics of high-quality relay protection from three dimensions: action accuracy, speed, and reliability, and helping you master the selection essentials of power system security guards.

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