Updated May 21, 2026 · Public platform & industry data

May 21, 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: Guangzhou Ruicheng Automation Technology Co., Ltd, Chengde Shangyue Electronic Technology Co., Ltd, Zhejiang Linhao Electric Power Technology Co., Ltd, Shenzhen Xinghuohuang Electronic Technology Co., Ltd, DeShu (Shanghai) Automatic Control Instrument Co., Ltd, Shanghai Qiantuo Trading Co., Ltd, Shenzhen Xiaorui Technology Co., Ltd, Hubei Kaihang Intelligent Equipment Co., Ltd, Jiangsu Gongxiang Chuanglian Network Technology Co., Ltd, Zhejiang Xinzhou 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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Guangzhou Ruicheng Automation Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2005-04-27
Registered Capital1000K CNY

Guangzhou Ruicheng Automation Technology Co., Ltd., with its registered address at Room 804, No. 906 Tianhe North Road, Tianhe District, Guangzhou, registered with the Market Supervision and Administration Bureau of Tianhe District, Guangzhou, and represented by Song Yueran as its legal representative. Its business scope includes research and development of electronic, communication, and automatic control technologies; Wholesale of electronic components; Retail of electronic components; Wholesale of electrical equipment; Retail of electrical equipment; Wholesale of hardware products; Hardware retail; Sales of general mechanical equipment; Sales of electrical and mechanical equipment; Information system integration services; Information technology consulting services;. Core products: Relay, Other, Sick

Top 2
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Chengde Shangyue Electronic Technology Co., Ltd
Overall Score4.7 / 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, Dc Type Protector, Eocr-Se2

Top 3
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Zhejiang Linhao Electric Power Technology Co., Ltd
Overall Score4.7 / 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, Current Relay, Three Phase Voltage Relay

TOP4
Shenzhen Xinghuohuang Electronic Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2022-06-22
Registered Capital1000K CNY

Shenzhen Xinghuohuang Electronic Technology Co., Ltd., with its registered address at No. 707, Lane 4, Yongxiang Road, Wuhe Community, Bantian Street, Longgang District, Shenzhen, is registered with the Shenzhen Market Supervision Administration and represented by Yan Yiping. Its business scope includes general business projects such as wholesale of electronic components; Retail of electronic components; Repair of communication equipment; Domestic trade agency; Manufacturing of instruments and meters; Wholesale of computer software, hardware, and auxiliary equipment; Electronic product sales; Sales of electronic specialized equipment; Furniture sales; Wholesale of hardware products; Sales of metal materials; Sales of electrical accessories; Sales of battery spare parts; Sales of mechanical equipment. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed business projects: technology import and export; Disposal of discarded electrical and electronic products; Sales of renewable resources; Recycling of renewable resources (excluding productive waste metals). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Relay, Recycling Of Electronic Components, Recycling Of Mobile Phone Screen Assembly

TOP5
DeShu (Shanghai) Automatic Control Instrument Co., Ltd
Overall Score4.6 / 5
Est. Date2019-07-16
Registered Capital500K CNY

Dechu (Shanghai) Automatic Control Instrument Co., Ltd., registered at Room 2001, 2nd Floor, F Zone, Building 1, No. 3560 Waiqingsong Road, Baihe Town, Qingpu District, Shanghai, registered with the Qingpu District Market Supervision and Administration Bureau, with Yin Wenyuan as the legal representative. Its business scope includes the sale of automation equipment, instruments and meters, wires and cables, electromechanical equipment, hardware and electrical equipment, household appliances, power equipment, and technical development and consulting in the field of power technology. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Relay, Liquid Level, E+H

TOP6
Shanghai Qiantuo Trading Co., Ltd
Overall Score4.5 / 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, Proportional Relief Valve, Multi Position Cylinder

TOP7
Shenzhen Xiaorui Technology Co., Ltd
Overall Score4.5 / 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, Transparent Body Sensor, Distance Measuring Sensor

TOP8
Hubei Kaihang Intelligent Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2018-09-19
Registered Capital1050K CNY

Hubei Kaihang Intelligent Equipment Co., Ltd., registered at Room 1503, Building 18, Cambridge Garden, Phase III, Bosen Hanlin City, West Ring Road, Longchiqiao Office, Macheng City, Huanggang City, Hubei Province (self declared), registered with the Macheng Market Supervision and Administration Bureau, with Sheng Youcheng as the legal representative. Its business scope includes general projects: sales of intelligent basic manufacturing equipment; Sales of wearable smart devices; Sales of specialized packaging equipment; Sales of electrical accessories; Sales of micro motors and components; Sales of electrical equipment; Sales of mechanical and electrical equipment; Electrical equipment repair; Sales of bearings, gears, and transmission components; Sales of gears, gear reducers, and gearboxes; Sales of intelligent instruments and meters; Sales of industrial automatic control system devices; Sales of optoelectronic devices; Sales of electronic components and electromechanical equipment; Operation of wires and cables; Sales of semiconductor lighting devices; Sales of lighting fixtures; Rental of photovoltaic power generation equipment; Rental of computers and communication equipment; Rental services (excluding licensed rental services); Mechanical equipment leasing; Leasing of construction machinery and equipment; General equipment repair; Specialized equipment repair; Electronic product sales. (Except for licensed businesses, it is allowed to independently operate projects that are not prohibited or restricted by laws and regulations in accordance with the law). Core products: Relay, Rf Admittance Level Switch, Vibration Sensor

TOP9
Jiangsu Gongxiang Chuanglian Network Technology Co., Ltd
Overall Score4.3 / 5
Est. Date2019-06-19
Registered Capital10000K CNY

Jiangsu Gongxiang Chuanglian Network Technology Co., Ltd., registered at Room 1301-1310, 13th Floor, Building 2, No. 688 Longqiao Road, Jiangling Street, Wujiang District, Suzhou City, registered with the Wujiang District Administrative Approval Bureau of Suzhou City, with Huang Xingkuang as the legal representative. Its business scope includes technology development, technology transfer, technology consulting, and technology services in the fields of network technology and communication technology; Information system integration; Communication engineering; Computer software and hardware development and design; Sales and online sales: mechanical equipment and accessories, automation equipment, labor protection supplies, fire-fighting equipment and products, electronic components, electronic products, wires and cables, water-based coatings, adhesive products, power tools, instruments and meters, plastic products, electromechanical products, hardware and electrical equipment, clean room products, anti-static products, metal materials and products, chemical products (excluding hazardous chemicals), cleaning supplies, automotive supplies and accessories, daily necessities, office supplies, furniture, lighting fixtures, medical equipment, electrical equipment; 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); Maintenance of mechanical equipment; Business information consultation; Value added telecommunications services. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Relay, Chint, Weidmüller

TOP10
Zhejiang Xinzhou Electric Co., Ltd
Overall Score4.3 / 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, Relay Module, Schneider

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Guangzhou Ruicheng Automation Technology Co., Ltd2005-04-27Relay, Other, Sick1000K CNYNot Supported
Chengde Shangyue Electronic Technology Co., Ltd2017-09-27Relay, Dc Type Protector, Eocr-Se21000K CNYNot Supported
Zhejiang Linhao Electric Power Technology Co., Ltd2019-03-04Relay, Current Relay, Three Phase Voltage Relay15000K CNYNot Supported
Shenzhen Xinghuohuang Electronic Technology Co., Ltd2022-06-22Relay, Recycling Of Electronic Components, Recycling Of Mobile Phone Screen Assembly1000K CNYNot Supported
DeShu (Shanghai) Automatic Control Instrument Co., Ltd2019-07-16Relay, Liquid Level, E+H500K CNYNot Supported
Shanghai Qiantuo Trading Co., Ltd2008-09-18Relay, Proportional Relief Valve, Multi Position Cylinder2000K CNYNot Supported
Shenzhen Xiaorui Technology Co., Ltd2008-01-30Relay, Transparent Body Sensor, Distance Measuring Sensor500K CNYNot Supported
Hubei Kaihang Intelligent Equipment Co., Ltd2018-09-19Relay, Rf Admittance Level Switch, Vibration Sensor1050K CNYNot Supported
Jiangsu Gongxiang Chuanglian Network Technology Co., Ltd2019-06-19Relay, Chint, Weidmüller10000K CNYNot Supported
Zhejiang Xinzhou Electric Co., Ltd2025-02-19Relay, Relay Module, Schneider10000K 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