Updated Jun 20, 2026 · Public platform & industry data

Jun 20, 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, Yijin Renyi E-commerce Co., Ltd., Shuyang County, Zhejiang Xinzhou Electric Co., Ltd, Shenzhen Xiaorui Technology Co., Ltd, Chengde Shangyue Electronic Technology Co., Ltd, Zhejiang Linhao Electric Power Technology Co., Ltd, Shenzhen Depure Industrial Control Engineering Co., Ltd, Kunshan Guoli Electronic Technology Co., Ltd, Shuyang County Bifeifeiyi E-commerce Co., Ltd, Shanghai Weimi Electromechanical 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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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, Temperature Transmitter, Directional Valve Interface

Top 2
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Yijin Renyi E-commerce Co., Ltd., Shuyang County
Overall Score4.7 / 5
Est. Date2021-08-19
Registered Capital2000K CNY

Shuyang County Yijinrenyi E-Commerce Co., Ltd., with its registered address at Room 101, Shuyang County Hongyuan Wood Factory, No. 11, Guantang Road, Qixiong Street, Shuyang County, Suqian City, is registered by Shuyang County Market Supervision Administration, and its legal representative is Hong Weimei. Its business scope includes licensed items: food Internet sales (items that need to be approved according to law can be operated only after being approved by relevant departments, and the specific business items are subject to the approval results), general items: Internet sales (except the sales of goods that need to be licensed); Internet sales of food (only selling pre packaged food) (in addition to items that must be approved according to law, independently carry out business activities according to law with the business license). Core products: Relay, Reflective Vest, Flowing Water Attracts Wealth Goldfish Jar

Top 3
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Zhejiang Xinzhou Electric Co., Ltd
Overall Score4.7 / 5
Est. Date2025-02-19
Registered Capital10000K CNY

Zhejiang Xinzhou Electric Co., Ltd., with its registered address at Room B61, Floors 1-3, No. 295 Ningkang East Road, Chengdong Street, Yueqing City, Wenzhou City, Zhejiang Province, is registered with the Yueqing Market Supervision Administration Bureau and represented by Yan Zhongxin as the legal representative. Its business scope includes general projects such as sales of electrical equipment; Sales of electrical accessories; Wholesale of hardware products; Wholesale of electronic components; Operation of wires and cables; Sales of drawing, calculation, and measuring instruments; Sales of instruments and meters; Sales of power facilities and equipment (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: Relay, Power Module, Schneider

TOP4
Shenzhen Xiaorui Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2008-01-30
Registered Capital500K CNY

Shenzhen Xiaorui Technology Co., Ltd., registered at 218 Kunhong Building, No. 38 Xinhe Avenue, Xinqiao Community, Shajing Street, Bao'an District, Shenzhen, with the registration authority of Bao'an Bureau and the legal representative of Lin Fei. Its business scope includes general business projects such as automation components, sensors, machine vision equipment, robots, automation control systems and software, design, sales, and technical development of automation equipment and related components; Sales of electronic products, industrial lubricants, and automotive lubricants, domestic trade, import and export of goods and technology. The above projects do not include those prohibited by laws, administrative regulations, or State Council regulations that require pre-approval. The licensed business projects include the production of automation components, sensors, machine vision equipment, robots, automation control systems and software, automation equipment and related parts and components.. Core products: Relay, Tof Sensor, Position Sensor

TOP5
Chengde Shangyue Electronic Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2017-09-27
Registered Capital1000K CNY

Chengde Shangyue Electronic Technology Co., Ltd., with its registered address at No. 104, Unit 4, Building A-36, Xingsheng Huishui Bay, Shuangqiao District, Chengde City, Hebei Province, is registered with the Market Supervision Administration of Shuangqiao District, Chengde City. The legal representative is Ma Zehe, and its business scope includes the research and development, design, and promotion of electronic products; Sales of low-voltage electrical products, electromechanical equipment, hardware tools, household appliances, communication equipment (excluding radio transmission devices and satellite ground receiving facilities), office supplies, computers and auxiliary equipment, software, labor protection supplies, pipes, fittings, electrical equipment, and electronic specialized equipment; Installation and sales of intelligent transmission, distribution, and control equipment, instruments, and meters; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Engage in the import and export of goods and technology for our company. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Relay, Digital Protector, Eocr-Sdd

TOP6
Zhejiang Linhao Electric Power Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2019-03-04
Registered Capital15000K CNY

Zhejiang Linhao Electric Power Technology Co., Ltd., registered at No. 12 Hongxing 2nd Road, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province, with the registration authority of Yueqing Market Supervision Administration and the legal representative of Lin Liyang. Its business scope includes research and development, manufacturing, processing, and sales of power electronic components, high and low voltage electrical appliances and accessories, distribution switch control equipment, instruments and meters (excluding measuring instruments), wires and cables, plastic parts, hardware parts, electronic products, electrical equipment and accessories, and switch power supplies; Sales of hardware, electrical equipment, and building materials; Technical services in the field of electrical technology; 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: Relay, Leakage Relay, Intermediate Relay

TOP7
Shenzhen Depure Industrial Control Engineering Co., Ltd
Overall Score4.5 / 5
Est. Date2014-10-31
Registered Capital5000K CNY

Shenzhen Depure Industrial Control Engineering Co., Ltd., with its registered address at 201, Building C, Hengmingzhu Industrial Park, Lin Guo Suo, Taoyuan Community, Xixiang Street, Bao'an District, Shenzhen. The registration authority is Bao'an Supervision Bureau of Shenzhen Market Supervision Administration, and the legal representative is Zhu Gaoming. Its business scope includes the design of industrial control engineering; Sales of mechanical equipment and instruments; Technical development of computer software; Invest in the establishment of industries (specific projects to be declared separately); Domestic trade, import and export of goods and technology; Technological development and on-site installation of membrane materials, membrane products, membrane structures, inflatable membranes, grid structures, steel structures, structural metal products, and electromechanical equipment; Design and construction of steel structure engineering, construction engineering, building curtain wall engineering, metal door and window engineering, foundation and basic engineering, electrical engineering, environmental pollution prevention and control engineering, and building waterproofing engineering; Technical development and sales of automated electrical products, industrial control products, and environmental protection equipment; Technical development, consulting, and sales of computer software; Sales of electromechanical equipment, building materials, hardware products, and glass products; Domestic trade, operating import and export business; Wholesale and retail of medical masks, infrared thermometers, medical clothing, medical eyepieces, shoes and hats, gloves, disinfection and sterilization products, hygiene products, insecticides, medical aids and equipment, hygiene products, compression materials, and labor protection supplies. (Except for projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council)^. Core products: Relay, Instrumentation And Meters, Hydraulic Components

TOP8
Kunshan Guoli Electronic Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2000-10-12
Registered Capital95315.252K CNY

Kunshan Guoli Electronic Technology Co., Ltd., registered at No. 28 Xihu Road, Kunshan Development Zone, with Suzhou Data Bureau as the registration authority and Yin Jianping as the legal representative, is engaged in the production, research and development, sales, technical services, and technical consulting of ceramic vacuum relays, ceramic vacuum capacitors, ceramic vacuum switch tubes, thyristors, magnetrons, traveling wave tubes, vacuum contactors, and circuit breakers; 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) General project: Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Research and development of distribution switch control equipment; Manufacturing of optoelectronic devices; Sales of optoelectronic devices; Manufacturing of electronic vacuum devices; Sales of electronic vacuum devices; Manufacturing of power transmission, distribution and control equipment (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: Relay, Ac Contactor, Vacuum Switch Tube

TOP9
Shuyang County Bifeifeiyi E-commerce Co., Ltd
Overall Score4.3 / 5
Est. Date2021-08-19
Registered Capital2000K CNY

Shuyang Bifeikuiyi E-commerce Co., Ltd., with its registered address at Room 101, Yard 9, Guantang Road, Qixiong Street, Shuyang County, Suqian City, the registration authority is Shuyang County Market Supervision Administration, the legal representative is Huang Lixin, and its business scope includes the licensed items: food Internet sales (items that need to be approved according to law can only be operated after being approved by relevant departments, and the specific business items are subject to the approval results) General items: Internet sales (except the sales of goods that need to be licensed); Internet sales of food (only selling pre packaged food) (in addition to items that must be approved according to law, independently carry out business activities according to law with the business license). Core products: Relay, Generator Voltage Regulator Plate, Safety Valve

TOP10
Shanghai Weimi Electromechanical Equipment Co., Ltd
Overall Score4.3 / 5
Est. Date2013-10-11
Registered Capital5000K CNY

Shanghai Weimi Electromechanical Equipment Co., Ltd. is registered at Room 1017, Building 2, No. 100 Jinyu Road, China (Shanghai) Pilot Free Trade Zone. The registration authority is the Market Supervision Administration of the Pilot Free Trade Zone, and the legal representative is He Ying. The company's business scope includes the sale of electromechanical equipment, mechanical equipment and accessories, instruments and meters, electronic products, hardware and electrical equipment, hydraulic components, pneumatic components, wires and cables, power tools, valves, bearings, office supplies, computers and accessories, chemical raw materials and products (excluding hazardous chemicals, monitored chemicals, civilian explosives, and precursor chemicals), steel, and metal materials, and 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, Parker Hydraulic Pneumatic, Rexroth Solenoid Valve

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai Qiantuo Trading Co., Ltd2008-09-18Relay, Temperature Transmitter, Directional Valve Interface2000K CNYNot Supported
Yijin Renyi E-commerce Co., Ltd., Shuyang County2021-08-19Relay, Reflective Vest, Flowing Water Attracts Wealth Goldfish Jar2000K CNYNot Supported
Zhejiang Xinzhou Electric Co., Ltd2025-02-19Relay, Power Module, Schneider10000K CNYNot Supported
Shenzhen Xiaorui Technology Co., Ltd2008-01-30Relay, Tof Sensor, Position Sensor500K CNYNot Supported
Chengde Shangyue Electronic Technology Co., Ltd2017-09-27Relay, Digital Protector, Eocr-Sdd1000K CNYNot Supported
Zhejiang Linhao Electric Power Technology Co., Ltd2019-03-04Relay, Leakage Relay, Intermediate Relay15000K CNYNot Supported
Shenzhen Depure Industrial Control Engineering Co., Ltd2014-10-31Relay, Instrumentation And Meters, Hydraulic Components5000K CNYNot Supported
Kunshan Guoli Electronic Technology Co., Ltd2000-10-12Relay, Ac Contactor, Vacuum Switch Tube95315.252K CNYNot Supported
Shuyang County Bifeifeiyi E-commerce Co., Ltd2021-08-19Relay, Generator Voltage Regulator Plate, Safety Valve2000K CNYNot Supported
Shanghai Weimi Electromechanical Equipment Co., Ltd2013-10-11Relay, Parker Hydraulic Pneumatic, Rexroth Solenoid Valve5000K 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