Updated Sep 13, 2026 · Public platform & industry data

Sep 13, 2026 Updated

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2026 Top 10 Power Relay Manufacturers in China Guangdong

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

The top 10 Power Relay manufacturers in Guangdong for 2026 are: Chengdu Huaxing Huiming Technology Co., Ltd, Beijing Ximandun Electromechanical Equipment Co., Ltd, Dongguan Changqian Electronics Co., Ltd, Shenzhen Megatech Electronics Co., Ltd, Shenzhen Longchen Automation Equipment Co., Ltd, Guangdong Dayongshu Information Technology Co., Ltd, Zhuhai Hanglian Technology Co., Ltd, Shenzhen Grechuang Technology Co., Ltd, Shenzhen Grechuang Technology Co., Ltd, Shenzhen Bandit Electronic Technology 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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GuangdongGuangdong
Top 1
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Chengdu Huaxing Huiming Technology Co., Ltd

2nd Floor, Building 1, No. 15 Gaopeng Avenue, Chengdu High tech Zone

Overall Score4.9 / 5
Est. Date2016-11-07
Registered Capital15620.514K CNY

Chengdu Huaxing Huiming Technology Co., Ltd., located on the 2nd floor of Building 1, No. 15 Gaopeng Avenue, Chengdu High tech Zone, was established on November 7, 2016. The registration authority is the Chengdu High tech Zone Market Supervision Administration, and the legal representative is Liu Dong. Core products: Power Relay

Top 2
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Beijing Ximandun Electromechanical Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2015-05-13
Registered Capital1000K CNY

Beijing Ximandun Electromechanical Equipment Co., Ltd., with its registered address at 2331, 21st Floor, No. 2 Courtyard, No. 35 Shuangyu Road, Mentougou District, Beijing, registered with the Market Supervision and Administration Bureau of Mentougou District, Beijing, and represented by Ma Pingli as its legal representative. Its business scope includes retail of mechanical equipment, electronic products, devices and components, instruments and meters, hardware, electrical equipment, computers, software and auxiliary equipment, and office stationery; Technology development, consulting, communication, promotion, diffusion, and transfer; Computer system services; Basic software services; Application software services; Economic and trade consulting; Product design; Repair office machinery. (Enterprises shall independently choose their business projects and carry out business activities in accordance with the law; for projects that require approval by law, they shall carry out business activities in accordance with the approved content after obtaining approval from relevant departments; they shall not engage in business activities prohibited or restricted by the industrial policies of this city.). Core products: Power Relay, Solid State Relay

Top 3
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Dongguan Changqian Electronics Co., Ltd
Overall Score4.7 / 5
Est. Date2014-09-16
Registered Capital5000K CNY

Dongguan Changqian Electronics Co., Ltd., with its registered address at Room 401, Building 1, No. 268 Shiyang Street, Dongcheng Street, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision Administration. The legal representative is Zhang Shaobo, and its business scope includes general projects such as electronic product sales; Manufacturing of electronic components and electromechanical equipment; Sales of electronic components and electromechanical equipment; Manufacturing of power electronic components; Sales of power electronic components; Manufacturing of integrated circuit chips and products; Sales of integrated circuit chips and products; Manufacturing of electrical instruments and meters; Sales of electrical instruments and meters; Manufacturing of supply instruments and meters; Sales of supply instruments and meters; Manufacturing of specialized equipment for semiconductor devices; Sales of specialized equipment for semiconductor devices; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Manufacturing of specialized instruments; Sales of advanced power electronic devices; Import and export of goods; Technology import and export. (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: Power Relay, Three-Phase Power Regulator, High-Power Power Regulator

TOP4
Shenzhen Megatech Electronics Co., Ltd
Overall Score4.6 / 5
Est. Date2015-12-21
Registered Capital5000K CNY

Shenzhen Megatech Electronics Co., Ltd. is registered at Room 02-06, 3rd Floor, Building 2, No. 182 Bulan Road, Nanwan Street, Longgang District, Shenzhen. The registration authority is Longgang Bureau, and the legal representative is Peng Qiaohui. The business scope includes general business projects such as research and development and sales of various active and passive electronic components, transformers, inductors, sensors, and automotive electronic products. And provide business and technical consultation; Domestic trade (excluding exclusive, controlled, and monopolized goods); Engage in import and export business (not involving state-owned trade management goods, for those involving quota and license management goods, apply according to relevant national regulations). The licensed business projects are:. Core products: Power Relay, Reed Switch, Sensor

TOP5
Shenzhen Longchen Automation Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2014-02-21
Registered Capital600K CNY

Shenzhen Longchen Automation Equipment Co., Ltd. is registered at 3901, Building A, COFCO Xiangyun 1, Ailian Community, Longcheng Street, Longgang District, Shenzhen. The registered authority is Longgang Bureau, and the legal representative is Lai Zeyou. The company's business scope includes the sales, on-site installation, and on-site maintenance of sensors, switches, relays, counters, programmable controllers, encoders, electronic components, pneumatic components, instruments and meters, and electromechanical products. The licensed business projects are:. Core products: Power Relay, Proximity Switch, Connecting Wire

TOP6
Guangdong Dayongshu Information Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2003-12-11
Registered Capital5000K CNY

Guangdong Dayongshu Information Technology Co., Ltd., with its registered address at Room 904, Unit 4, Building 6, No.1 Huangjin Road, Nancheng Street, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision Administration Bureau and represented by Peng Andong as the legal representative. Its business scope includes general projects such as software development; Research and development of Internet of Things technology; Basic software development for artificial intelligence; Development of network and information security software; Development of intelligent water management system; Research and development of distribution switch control equipment; Research and development of online energy monitoring technology; Research and development of motors and their control systems; Engineering and technical research and experimental development; Manufacturing of IoT devices; Manufacturing of communication equipment; Manufacturing of security equipment; Manufacturing of information security equipment; Manufacturing of intelligent instruments and meters; Manufacturing of cloud computing devices; Manufacturing of computer software, hardware, and peripheral devices; Manufacturing of specialized instruments and meters for environmental monitoring; Manufacturing of industrial automatic control system devices; Manufacturing of distribution switch control equipment; Manufacturing of refrigeration and air conditioning equipment; Software sales; Sales of IoT devices; Sales of artificial intelligence hardware; Sales of cloud computing devices; Sales of industrial automatic control system devices; Sales of industrial control computers and systems; Sales of refrigeration and air conditioning equipment; Sales of distribution switch control equipment; Sales of electrical signal equipment devices; Sales of information security equipment; Sales of intelligent instruments and meters; Sales of specialized instruments for navigation, surveying, meteorology, and oceanography; Sales of specialized instruments and meters for environmental monitoring; Sales of security equipment; Sales of network equipment; Sales of office equipment; Sales of audio equipment; Sales of smart home consumer devices; Internet sales (except for the sale of goods that need to be licensed); Wholesale of computer software, hardware, and auxiliary equipment; Retail of computer software, hardware, and auxiliary equipment; Internet of Things technology services; Internet of Things application services; 5G communication technology services; Industrial Internet data service; Information system integration services; Intelligent control system integration; Information system operation and maintenance services; Information technology consulting services; Geographic remote sensing information services; Solar power generation technology services; Cloud computing equipment technology services; Software outsourcing services; Business outsourcing services based on cloud platforms; Data processing and storage support services; Data processing services; Noise and vibration control services; Undertake outsourcing of archival services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Environmental protection monitoring; Intelligent agricultural management; Health consultation services (excluding diagnosis and treatment services); Remote health management services; Non residential real estate leasing. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license.) Licensed projects: design and construction services for safety technology prevention systems; Design of intelligent building systems. (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: Power Relay, Power Collection Equipment,

TOP7
Zhuhai Hanglian Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2017-10-20
Registered Capital1000K CNY

Zhuhai Hanglian Technology Co., Ltd., with its registered address at Room 401, Building 13, Fuda Street, Meidu New Village, Jinhai Coast, Sanzao Town, Jinwan District, Zhuhai City. The registration authority is the Market Supervision Administration of Jinwan District, Zhuhai City, and the legal representative is Huang Xiang. Its business scope includes technical development, technical services, and sales of electronic products, electrical products, automation products, electromechanical equipment, power components, communication equipment, computer software and hardware; Enterprise management consulting (excluding job introduction and talent agency services); Information technology development, technical services, and technical consulting; Domestic trade; 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: Power Relay, Circuit Breaker, Convert Dc Contactor

TOP8
Shenzhen Grechuang Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2012-02-03
Registered Capital2000K CNY

Shenzhen Grechuang Technology Co., Ltd., registered at 816 Jinfulai Comprehensive Building, No. 49-1 Dabao Road, Dalang Community, Xin'an Street, Bao'an District, Shenzhen, registered with the Shenzhen Municipal Administration for Market Regulation, with Chen Ni as the legal representative. The company's business scope includes the technical development and sales of mechanical, electronic, sensor, instrument and meter products, computer and network software and hardware products; Engaging in e-commerce, which involves prior administrative licenses, requires obtaining a prior administrative license document before operation; Enterprise management consulting (excluding talent agency services); Domestic trade, import and export of goods and technology. Except for projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council, the licensed business projects are:. Core products: Power Relay, Circuit Breaker, Solenoid Valve

TOP9
Shenzhen Grechuang Technology Co., Ltd
Overall Score4.3 / 5
Est. Date2012-02-03
Registered Capital2000K CNY

Shenzhen Grechuang Technology Co., Ltd., registered at 816 Jinfulai Comprehensive Building, No. 49-1 Dabao Road, Dalang Community, Xin'an Street, Bao'an District, Shenzhen, registered with the Shenzhen Municipal Administration for Market Regulation, with Chen Ni as the legal representative. The company's business scope includes the technical development and sales of mechanical, electronic, sensor, instrument and meter products, computer and network software and hardware products; Engaging in e-commerce, which involves prior administrative licenses, requires obtaining a prior administrative license document before operation; Enterprise management consulting (excluding talent agency services); Domestic trade, import and export of goods and technology. Except for projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council, the licensed business projects are:. Core products: Power Relay, Solenoid Valve, Probe

TOP10
Shenzhen Bandit Electronic Technology Co., Ltd
Overall Score4.3 / 5
Est. Date2015-04-24
Registered Capital1000K CNY

Shenzhen Bandit Electronic Technology Co., Ltd., with its registered address at 613 Qiurui Building, No. 207 Minkang Road, Zhangkeng Community, Minzhi Street, Longhua District, Shenzhen, is registered with the Shenzhen Municipal Administration for Market Regulation. The legal representative is Liu Hongjun, and its business scope includes general business projects such as computer software and hardware research and development and sales; Technical development and sales of electronic products; Technological development and sales of electronic components, as well as technology development and sales of mobile phones and mobile phone accessories; Domestic trade, import and export of goods and technology; The licensed business projects are:. Core products: Power Relay, Connector, Resistor Capacitor

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Chengdu Huaxing Huiming Technology Co., Ltd2016-11-07Power Relay15620.514K CNYNot Supported
Beijing Ximandun Electromechanical Equipment Co., Ltd2015-05-13Power Relay, Solid State Relay1000K CNYNot Supported
Dongguan Changqian Electronics Co., Ltd2014-09-16Power Relay, Three-Phase Power Regulator, High-Power Power Regulator5000K CNYNot Supported
Shenzhen Megatech Electronics Co., Ltd2015-12-21Power Relay, Reed Switch, Sensor5000K CNYNot Supported
Shenzhen Longchen Automation Equipment Co., Ltd2014-02-21Power Relay, Proximity Switch, Connecting Wire600K CNYNot Supported
Guangdong Dayongshu Information Technology Co., Ltd2003-12-11Power Relay, Power Collection Equipment, 5000K CNYNot Supported
Zhuhai Hanglian Technology Co., Ltd2017-10-20Power Relay, Circuit Breaker, Convert Dc Contactor1000K CNYNot Supported
Shenzhen Grechuang Technology Co., Ltd2012-02-03Power Relay, Circuit Breaker, Solenoid Valve2000K CNYNot Supported
Shenzhen Grechuang Technology Co., Ltd2012-02-03Power Relay, Solenoid Valve, Probe2000K CNYSupported
Shenzhen Bandit Electronic Technology Co., Ltd2015-04-24Power Relay, Connector, Resistor Capacitor1000K CNYNot Supported

Purchasing Guide

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

  • In the actual procurement process of power relays, it is recommended to match equipment requirements based on key parameters such as load current and switching voltage. Special attention should be paid to anti-interference ability and mechanical life indicators in industrial control scenarios.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. Such suppliers can usually provide more stable power relay solutions.
  • For different application scenarios such as substation automation or motor protection, it is necessary to distinguish the specification differences between high insulation type and conventional relays. When used outdoors, additional consideration should be given to environmental protection level requirements.
  • The procurement of power relays should be based on the supplier's industry performance and technical support capabilities. For high-frequency switch applications, it is recommended to choose product models with better contact material wear resistance.

Knowledge Base

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This article introduces the basic principles, working methods, and application scenarios of four pin relays for power electronic detection. Four foot relays play an important role in the field of power electronics, and mastering their principles and applications is essential for engineers.

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Gas relay for power transformers is an important protective device that monitors the content and type of gas in transformer oil, as well as abnormal conditions inside the transformer. This article will introduce the working principle, usage method, and function of gas 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