Updated Sep 3, 2026 · Public platform & industry data

Sep 3, 2026 Updated

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2026 Top 10 Relay Manufacturers in China

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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 China for 2026 are: Shanghai Qiantuo Trading Co., Ltd, Shandong Pumei Intelligent Equipment Co., Ltd, Jining Huaguan Safety Equipment Co., Ltd, Jining Yongmei Mining Machinery Co., Ltd, Middling coal Industry and Mining Materials Group Co., Ltd, Shanghai Zhongheng Kelian Automation Equipment Co., Ltd, Xiamen Dinglong Electric Co., Ltd, Xiamen Depin Electric Co., Ltd, Chengdu Shanrong Electromechanical Equipment Co., Ltd, Wantong Intelligent Equipment (Suzhou) 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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Shanghai Qiantuo Trading Co., Ltd
Overall Score4.9 / 5
Est. Date2008-09-18
Registered Capital2000K CNY

Shanghai Qiantuo Trading Co., Ltd., with its registered address at Room 713, Lane 99, Jiayong Road, Jiading District, Shanghai, is registered with the Jiading District Market Supervision Bureau. The legal representative is Dan Rongbing, and its business scope includes the sale of mechanical equipment, hardware tools, instruments and meters, electronic components, chemical raw materials (excluding hazardous chemicals, monitoring chemicals, fireworks and firecrackers, civilian explosives, and precursor chemicals), building decoration materials, computers and accessories, lighting appliances, automotive and motorcycle accessories, daily necessities, metal products, textiles, and office supplies. It engages in the import and export of goods and technology. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Relay, Rotate The Handle, Boosting Cylinder Piston

Top 2
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Shandong Pumei Intelligent Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2020-04-20
Registered Capital3000K CNY

Shandong Pumei Intelligent Equipment Co., Ltd., with its registered address located 1000 meters west of the town government in Shilipu Street, Rencheng District, Jining City, Shandong Province, is registered with the Market Supervision Administration of Rencheng District, Jining City. The legal representative is Li Qingrong, and the business scope includes general projects such as sales of intelligent robots; Sales of intelligent instruments and meters; Mechanical parts and component processing; Mining machinery manufacturing; Sales of mining machinery; Installation services for ordinary mechanical equipment; Installation and maintenance of industrial robots; Sales of railway transportation infrastructure equipment; Sales of railway transportation equipment; Sales of mechanical parts and components; Sales of hydraulic power machinery and components; Sales of construction machinery; Sales of agricultural machinery; Sales of specialized equipment for environmental protection; Sales of firefighting equipment; Sales of instruments and meters; Retail of computer software, hardware, and auxiliary equipment; Wholesale of computer software, hardware, and auxiliary equipment; Software sales; Software development; Sales of lubricating oil; Import and export of goods; Technology import and export; Manufacturing of pneumatic power machinery and components; Sales of pneumatic power machinery and components. (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: Relay, Supporting Equipment, Mining Equipment

Top 3
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Jining Huaguan Safety Equipment Co., Ltd

The second room on the west side of Jianshe North Road and Renxing Avenue South Road in Liying Street, Rencheng District, Jining City, Shandong Province

Overall Score4.7 / 5
Est. Date2023-06-07
Registered Capital100K CNY

Jining Huaguan Safety Equipment Co., Ltd. is located in the second room west of Jianshe North Road and Renxing Avenue Xiangnan Road, Liying Street, Rencheng District, Jining City, Shandong Province. It was established on June 7, 2023, with the registration authority of Rencheng District Market Supervision Administration of Jining City and the legal representative being Chen Beihu. Core products: Relay

TOP4
Jining Yongmei Mining Machinery Co., Ltd
Overall Score4.6 / 5
Est. Date2014-11-25
Registered Capital100K CNY

Jining Yongmei Industrial and Mining Machinery Co., Ltd., with its registered address at 1315, 13th floor, Unit 01, Comprehensive Building, Datang Science and Technology Building, Xianying Street, Rencheng District, Jining City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Rencheng District, Jining City. The legal representative is Li Zhigang, and the business scope includes general items: sales of mining machinery; Sales of mechanical parts and components; Sales of firefighting equipment; Sales of specialized equipment for environmental protection; Sales of rail transit engineering machinery and components; Sales of wind and electric tools; Sales of special equipment; Wholesale of hardware products; Retail of hardware products; Wholesale of daily necessities; Sales of daily necessities; Sales of building decoration materials; Electronic product sales; Sales of instruments and meters; Wholesale of automotive spare parts; Sales of labor protection equipment; Sales of security equipment; Sales of construction machinery; Wholesale of clothing and apparel; Clothing and apparel retail; Wholesale of shoes and hats; Retail of shoes and hats; Needle textile sales; Sales of needle textiles and raw materials; Sales of leather products; Sales of ecological environment monitoring and detection instruments and meters; Sales of specialized instruments and meters for environmental monitoring; Retail of electronic components; Sales of lighting fixtures; Sales of communication equipment; Sales of Class I medical devices; Sales of Class II medical devices; Retail of protective equipment for medical staff; Wholesale of protective equipment for medical staff; Wholesale of medical masks; Sales of household items; Sales of building materials; Sales of household appliances; Sales of household appliance spare parts; Sales of metal materials; Sales of metal products; Sales of non-metallic minerals and products; Sales of chemical products (excluding licensed chemical products); Sales of intelligent robots; Sales of distribution switch control equipment; Sales of electrical equipment; Sales of new energy original equipment; Retail of computer software, hardware, and auxiliary equipment; Sales of calculator equipment; Software development; Information technology consulting services; Agricultural machinery sales (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) License items: technology import and export; Import and export of goods (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results). Core products: Relay, Jyb, Electromagnetic Starter

TOP5
Middling coal Industry and Mining Materials Group Co., Ltd
Overall Score4.6 / 5
Est. Date2001-04-23
Registered Capital100000K CNY

Middling coal Industry and Mining Materials Group Co., Ltd., with its registered address at No. 11, North Kaiyuan Road, High tech Zone, Jining City, is registered by the Market Supervision and Administration Bureau of Jining High tech Industrial Development Zone, and its legal representative is Qu Qing. Its business scope includes general projects: special equipment manufacturing (excluding licensed professional equipment manufacturing); Sales of mechanical equipment; Mining machinery manufacturing; Sales of mining machinery; Mechanical parts and component processing; Sales of mechanical parts and components; Manufacturing of mechanical and electrical equipment; Sales of electrical and mechanical equipment; Research and development of intelligent robots; Sales of intelligent robots; Manufacturing of intelligent unmanned aerial vehicles; Sales of intelligent unmanned aerial vehicles; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Manufacturing of instruments and meters; Sales of instruments and meters; Manufacturing of electronic vacuum devices; Sales of electronic vacuum devices; Manufacturing of electronic components; Retail of electronic components; Manufacturing of high-speed rail equipment and accessories; Sales of high-speed rail equipment and accessories; Sales of railway transportation infrastructure equipment; Electronic product sales; Sales of chemical products (excluding licensed chemical products); Sales of lubricating oil; Sales of household appliances; Sales of metal products; Manufacturing of non-metallic mineral products; Sales of mobile communication devices; Sales of IoT devices; Wholesale of hardware products; Retail of hardware products; Sales of labor protection equipment; Sales of building materials; Sales of metal materials; Sales of agricultural and sideline products; Research and development of emerging energy technologies; Specialized equipment repair; Mechanical equipment leasing; Software development; Software sales; Information system integration services; Intelligent control system integration; Domestic cargo transportation agency (except for projects that need to be approved according to law, independently carry out business activities according to law with the business license): Internet information service; Import and export of goods; Technology import and export; Manufacturing of railway transportation infrastructure equipment; Road freight transportation (excluding dangerous goods) (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results). Core products: Relay, Large-Scale Equipment, Spraying Equipment

TOP6
Shanghai Zhongheng Kelian Automation Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2021-10-11
Registered Capital2000K CNY

Shanghai Zhongheng Kelian Automation Equipment Co., Ltd., with its registered address at Building 1, No. 1 Haikun Road, Fengxian District, Shanghai, registered with the Market Supervision Administration of Fengxian District, and represented by Tian Yi as its legal representative. Its business scope includes general projects such as sales of industrial automatic control system devices; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Home appliance installation services; Installation services for ordinary mechanical equipment; Sales of electrical equipment; Sales of mechanical and electrical equipment; General equipment repair; Sales of power electronic components; Operation of wires and cables; Sales of instruments and meters for supply (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, Et200 Relay Output, Digital Output Signal Module

TOP7
Xiamen Dinglong Electric Co., Ltd
Overall Score4.5 / 5
Est. Date2023-02-15
Registered Capital5000K CNY

Xiamen Dinglong Electric Co., Ltd., with its registered address at Room 405, No. 270 Fangyang North Road, Maxiang Street, Xiang'an District, Xiamen City, is registered with the Market Supervision Administration of Xiang'an District, Xiamen City. The legal representative is Tong Rongmei, and the business scope includes general projects: sales of electrical equipment; Manufacturing of electrical signal equipment devices; Electrical equipment repair; Sales of electrical signal equipment devices; Research and development of household appliances; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Research and development of distribution switch control equipment; Retail of hardware products; Sales of water quality pollutant monitoring and detection instruments and meters; Sales of specialized instruments and meters for agriculture, forestry, animal husbandry, and fishing; Sales of electrical instruments and meters; Sales of specialized instruments and meters for environmental monitoring; Sales of instruments and meters; Sales of intelligent instruments and meters; Manufacturing of electrical instruments and meters; Manufacturing of specialized instruments and meters for environmental monitoring; Sales of environmental emergency detection instruments and meters; Electronic product sales; Wholesale of electronic components; Retail of electronic components; Sales of capacitors and their supporting equipment; Manufacturing of capacitors and their supporting equipment; Sales of mechanical and electrical equipment; Manufacturing of mechanical and electrical equipment; Sales of household appliances; Sales of power electronic components; Home appliance installation services; Manufacturing of power electronic components; Sales of optoelectronic devices; Manufacturing of optoelectronic devices; Sales of electronic vacuum devices; Sales of electronic measuring instruments; Sales of integrated circuit chips and products; Sales of display devices; Sales of photovoltaic equipment and components; Sales of electronic components and electromechanical equipment; Sales of electronic specialized equipment; Sales of electronic specialized materials. (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: Relay, Shanghai Liangxin Miniature Circuit Breaker, Weilun Tong Touch Screen

TOP8
Xiamen Depin Electric Co., Ltd
Overall Score4.5 / 5
Est. Date2020-05-09
Registered Capital1000K CNY

Xiamen Depin Electric Co., Ltd., with its registered address at Room 315, No. 270 Fangyang North Road, Maxiang Street, Xiang'an District, Xiamen City, is registered with the Market Supervision Administration of Xiang'an District, Xiamen City. The legal representative is Yan Junlong, and its business scope includes general projects such as sales of electrical equipment; Manufacturing of electrical signal equipment devices; Electrical equipment repair; Sales of electrical signal equipment devices; Research and development of household appliances; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Research and development of distribution switch control equipment; Retail of hardware products; Sales of water quality pollutant monitoring and detection instruments and meters; Sales of specialized instruments and meters for agriculture, forestry, animal husbandry, and fishing; Sales of electrical instruments and meters; Sales of specialized instruments and meters for environmental monitoring; Sales of instruments and meters; Sales of intelligent instruments and meters; Manufacturing of electrical instruments and meters; Manufacturing of specialized instruments and meters for environmental monitoring; Sales of environmental emergency detection instruments and meters; Electronic product sales; Wholesale of electronic components; Retail of electronic components; Sales of capacitors and their supporting equipment; Manufacturing of capacitors and their supporting equipment; Sales of mechanical and electrical equipment; Manufacturing of mechanical and electrical equipment; Sales of household appliances; Sales of power electronic components; Home appliance installation services; Manufacturing of power electronic components; Sales of optoelectronic devices; Manufacturing of optoelectronic devices; Sales of electronic vacuum devices; Sales of electronic measuring instruments; Sales of integrated circuit chips and products; Sales of display devices; Sales of photovoltaic equipment and components; Sales of electronic components and electromechanical equipment; Sales of electronic specialized equipment; Sales of electronic specialized materials. (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: Relay, Abb Thermal Relay, Mitsubishi Plc Controller

TOP9
Chengdu Shanrong Electromechanical Equipment Co., Ltd
Overall Score4.3 / 5
Est. Date2017-05-04
Registered Capital2000K CNY

Chengdu Shanrong Electromechanical Equipment Co., Ltd., with its registered address at No. 6 Linjiang Middle Road, Xinnanmen, Wuhou District, Chengdu, is registered with the Wuhou District Market Supervision and Administration Bureau. The legal representative is Dan Rongbing, and its business scope includes general projects such as mechanical equipment sales; Wholesale of hardware products; Sales of intelligent instruments and meters; Wholesale of electronic components; Sales of metal products; Needle textile sales; Wholesale of stationery supplies; Sales of industrial automatic control system devices; Sales of instruments and meters; Sales of hydraulic power machinery and components; Retail of hardware products; Sales of pumps and vacuum equipment; Sales of pneumatic power machinery and components; Sales of power electronic components; Retail of motorcycles and spare parts; Sales of chemical products (excluding licensed chemical products); Retail of computer software, hardware, and auxiliary equipment; Sales of electrical equipment; Sales of office supplies; Information technology consulting services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion. (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: Relay, Diaphragm Valve, Solenoid Valve

TOP10
Wantong Intelligent Equipment (Suzhou) Co., Ltd
Overall Score4.3 / 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

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai Qiantuo Trading Co., Ltd2008-09-18Relay, Rotate The Handle, Boosting Cylinder Piston2000K CNYNot Supported
Shandong Pumei Intelligent Equipment Co., Ltd2020-04-20Relay, Supporting Equipment, Mining Equipment 3000K CNYSupported
Jining Huaguan Safety Equipment Co., Ltd2023-06-07Relay100K CNYNot Supported
Jining Yongmei Mining Machinery Co., Ltd2014-11-25Relay, Jyb, Electromagnetic Starter100K CNYNot Supported
Middling coal Industry and Mining Materials Group Co., Ltd2001-04-23Relay, Large-Scale Equipment, Spraying Equipment100000K CNYNot Supported
Shanghai Zhongheng Kelian Automation Equipment Co., Ltd2021-10-11Relay, Et200 Relay Output, Digital Output Signal Module2000K CNYNot Supported
Xiamen Dinglong Electric Co., Ltd2023-02-15Relay, Shanghai Liangxin Miniature Circuit Breaker, Weilun Tong Touch Screen5000K CNYNot Supported
Xiamen Depin Electric Co., Ltd2020-05-09Relay, Abb Thermal Relay, Mitsubishi Plc Controller1000K CNYNot Supported
Chengdu Shanrong Electromechanical Equipment Co., Ltd2017-05-04Relay, Diaphragm Valve, Solenoid Valve2000K CNYNot Supported
Wantong Intelligent Equipment (Suzhou) Co., Ltd2021-05-21Relay, Bimba, Contrinex1000K 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 clarifying parameters such as load current, voltage specifications, and switching frequency. Industrial control scenarios typically require higher anti-interference capabilities and mechanical lifespan.
  • When selecting suppliers, reference can be made to indicators such as product compatibility, business qualifications, enterprise activity, industry performance, and industry data support, especially suitable for fields with high reliability requirements such as automotive electronics or power systems.
  • Different application scenarios, such as household appliances, communication equipment, or automated production lines, have differentiated requirements for the contact material, insulation performance, and response speed of relays, which need to be selected based on specific working conditions.
  • It is recommended to pay attention to the industry performance and historical delivery data of suppliers in high-frequency usage scenarios, while verifying whether their product specifications cover key parameters such as temperature range and protection level.

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