Updated Sep 3, 2026 · Public platform & industry data

Sep 3, 2026 Updated

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2026 Top 10 Switching Power Supply Manufacturers in China Shanghai

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

The top 10 Switching Power Supply manufacturers in Shanghai for 2026 are: Shanghai Qiantuo Trading Co., Ltd, Shanghai Qiantuo Trading Co., Ltd, Shanghai Chuxin Electric Technology Co., Ltd, Shanghai Ouqin Electromechanical Engineering Technology Co., Ltd, Shanhua Electronic Technology (Shanghai) Co., Ltd, Changzhou Hongguang Electric Energy Technology Co., Ltd, Dabai Electronic Technology (Shanghai) Co., Ltd, Maidao Sensing Technology (Shanghai) Co., Ltd, Shanghai Zengkui Automation System Co., Ltd, Shanghai Maizi Industrial Control 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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ShanghaiShanghai
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: Switching Power Supply, Rotate The Handle, Boosting Cylinder Piston

Top 2
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Shanghai Qiantuo Trading Co., Ltd
Overall Score4.8 / 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: Switching Power Supply, Directional Control Valve, Bar Code Scanner

Top 3
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Shanghai Chuxin Electric Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2016-05-23
Registered Capital1000K CNY

Shanghai Chuxin Electric Technology Co., Ltd., with its registered address at Room 2672, No. 2799 Fengzhe Road, Qingcun Town, Fengxian District, Shanghai, is registered with the Market Supervision Bureau of Fengxian District. The legal representative is Zhang Yan, and the business scope includes technology development, technical consulting, technical services, and technology transfer in the fields of electrical technology, electronic technology, and computer technology. The company also engages in wholesale and retail of power equipment, power equipment, mechanical equipment and accessories, electromechanical equipment and accessories, control equipment manufacturing and processing (limited to branch operations), wholesale and retail of high and low voltage distribution cabinets, instruments and meters, hardware products, and computer information system integration. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Switching Power Supply, High Frequency Inverter Power Supply, Low Voltage High Current Dc Power Supply

TOP4
Shanghai Ouqin Electromechanical Engineering Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2010-05-06
Registered Capital5000K CNY

Shanghai Ouqin Electromechanical Engineering Technology Co., Ltd., registered at Room J7686, No. 500 Xincheng Road, Jiading District, Shanghai, with the registration authority of Jiading District Market Supervision Administration and the legal representative of Xu Shengchang, engages in the sales and installation of automation control equipment, installation, commissioning, and maintenance of electromechanical engineering equipment, as well as 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: Switching Power Supply, Hydraulic Cylinder, Sensor

TOP5
Shanhua Electronic Technology (Shanghai) Co., Ltd
Overall Score4.7 / 5
Est. Date2001-10-16
Registered Capital4000K USD

Shanhua Electronic Technology (Shanghai) Co., Ltd., with its registered address at B, C, D, E, and F, 2nd Floor, East Building, 168 Meisheng Road, China (Shanghai) Pilot Free Trade Zone, is registered with the Market Supervision Administration of the Pilot Free Trade Zone, and its legal representative is Gen Nishino. Its business scope includes general projects such as international trade, transit trade, trade between enterprises within the zone, and trade agency within the zone; Commercial simple processing within the area; Business consulting services within the district; Storage and distribution business mainly focused on electronic products, electrical products, and mechanical products; Wholesale, commission agency (excluding auctions), online retail, import and export, and other related supporting businesses of mechanical equipment, electronic products, electrical products and their components, computer software and hardware and auxiliary equipment, Class I medical devices, wearable smart devices, petroleum products (excluding hazardous chemicals), lubricants, chemical products (excluding hazardous chemicals, monitored chemicals, civilian explosives, and precursor chemicals), glass products, office supplies, technology development, technology transfer, technology consulting, and technical services in the fields of automation control systems, information technology, and intelligent equipment. Engineering design, system integration, installation and commissioning, and technical services for automation engineering and mechanical engineering projects, as well as software development. (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: Switching Power Supply, Yaskawa, Guhe Electric Wire Industry

TOP6
Changzhou Hongguang Electric Energy Technology Co., Ltd
Overall Score4.6 / 5
Est. Date1981-03-12
Registered Capital42420K CNY

Changzhou Hongguang Electric Energy Technology Co., Ltd., with its registered address at No.1 Guiyang Road, Lijia Town, Wujin District, Changzhou City, is registered with the Changzhou Municipal Government Service Management Office and represented by Xu Dongliang. Its business scope includes licensed projects such as the design and production of civil aircraft components; Manufacturing of wires and cables; Lightning protection device detection; Sales of specialized products for computer information system security; Micro satellite scientific research experiment; Micro satellite production and manufacturing (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: research and development of distribution switch control equipment; Manufacturing of distribution switch control equipment; Manufacturing of power transmission, distribution and control equipment; Sales of intelligent power transmission and distribution and control equipment; Manufacturing of transformers, rectifiers, and inductors; Sales of distribution switch control equipment; Manufacturing of monitoring and control equipment for power transmission and distribution; Sales of monitoring and control equipment for power transmission and distribution; Manufacturing of power facilities and equipment; Sales of power facilities and equipment; Manufacturing of power electronic components; Sales of power electronic components; Manufacturing of mechanical and electrical equipment; Sales of mechanical and electrical equipment; Energy storage technology services; Motor manufacturing; Manufacturing of household appliances; Manufacturing of communication equipment; Sales of communication equipment; Operation of wires and cables; Manufacturing of computer software, hardware, and peripheral devices; Manufacturing of information security equipment; Manufacturing of electronic components; Integrated circuit manufacturing; Integrated circuit design; Integrated circuit sales; Manufacturing of integrated circuit chips and products; Integrated circuit chip design and services; Sales of integrated circuit chips and products; Manufacturing of radar and supporting equipment; General equipment repair; Electrical equipment repair; Manufacturing of lighting fixtures; Sales of lighting fixtures; Sales of new energy original equipment; Manufacturing of new energy prime mover equipment; Research and development of emerging energy technologies; Manufacturing of industrial control computers and systems; Sales of industrial control computers and systems; Sales of advanced power electronic devices; Wholesale of electronic components; Retail of electronic components; Manufacturing of electronic components and electromechanical equipment; Manufacturing of electronic specialized materials; Research and development of electronic specialized materials; Sales of specialized equipment, key systems, and components for rail transit; Manufacturing of automotive parts and accessories; Retail of automotive spare parts; Manufacturing of generators and generator sets; Manufacturing of electric motors; Software development; Manufacturing of photovoltaic equipment and components; Research and development of household appliances; Fastener manufacturing; Sales of fasteners; Manufacturing of general components; Nonferrous metal casting; Black metal casting; Mold manufacturing; Mold sales; Sales of high-performance non-ferrous metals and alloy materials; General equipment manufacturing (excluding special equipment manufacturing); Research and development of new material technology; Manufacturing of metal structures; Sales of metal structures; Manufacturing of navigation equipment and related devices; Sales of electrical accessories; Manufacturing of electrical accessories; Artificial intelligence industry application system integration services; Sales of artificial intelligence hardware; Artificial Intelligence Universal Application System; Basic software development for artificial intelligence; Artificial intelligence theory and algorithm software development; Development of artificial intelligence application software; Industrial robot manufacturing; Sales of industrial robots; Installation and maintenance of industrial robots; Research and development of intelligent robots; Sales of intelligent robots; Manufacturing of service consumption robots; Sales of service consumption robots; Manufacturing of special task robots; Manufacturing of intelligent unmanned aerial vehicles; Sales of intelligent unmanned aerial vehicles; Industrial design services; Manufacturing of hardware products; Research and development of hardware products; Retail of hardware products; Wholesale of hardware products; Sales of intelligent material handling equipment; Manufacturing of material handling equipment; Manufacturing of marine environment monitoring and detection equipment; Sales of marine environmental monitoring and detection equipment; Professional repair of radar and radio navigation equipment; Manufacturing of electronic measuring instruments; Sales of electronic measuring instruments; Sales of information security equipment; Manufacturing of micro motors and components; Manufacturing of satellite mobile communication terminals; Sales of satellite mobile communication terminals; Non residential real estate leasing; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion (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). Core products: Switching Power Supply, Poe Power Supply, Module

TOP7
Dabai Electronic Technology (Shanghai) Co., Ltd
Overall Score4.6 / 5
Est. Date2010-02-03
Registered Capital1000K CNY

Da Bai Electronic Technology (Shanghai) Co., Ltd., registered at Room 1434, No. 65 Haifeng Road, Jinshan District, Shanghai, with the registration authority of Jinshan District Market Supervision Bureau and the legal representative of Zhang Lizhi, engages in technical development, technology transfer, technical consulting, and technical services in the professional fields of electronic technology and electromechanical equipment technology. Its business scope includes sales of electromechanical equipment, electronic products, communication equipment, automotive parts, rubber and plastic products, textile machinery, cotton textiles, sales, maintenance, and design of automation control equipment. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Switching Power Supply, Md200 Series, Emt Series

TOP8
Maidao Sensing Technology (Shanghai) Co., Ltd
Overall Score4.6 / 5
Est. Date2014-07-02
Registered Capital11000K CNY

Maidao Sensing Technology (Shanghai) Co., Ltd. is registered at Room 103-320, No. 2, Lane 99, Changjiang South Road, Baoshan District, Shanghai. The registration authority is Baoshan District Market Supervision Administration, and the legal representative is Xu Peixin. The business scope includes licensed projects: second-class value-added telecommunications services. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses of relevant departments.) General projects: technical services, technology development, technology consulting, technology exchange, technology transfer, technology promotion; Information system integration services; Software development; Information technology consulting services; Advertising design and agency; Advertising production; Advertising release; Retail of hardware products; Wholesale of hardware products; Sales of mechanical equipment; Electronic product sales; Sales of building decoration materials; Sales of building materials; Sales of clothing accessories; Wholesale of clothing and apparel; Retail of shoes and hats; Wholesale of shoes and hats; Needle textile sales; Sales of arts and crafts and ceremonial supplies (excluding ivory and its products); Sales of power electronic components; Sales of mechanical and electrical equipment; Sales of communication equipment; Sales of specialized equipment for environmental protection; Sales of rubber products; Sales of plastic products; Retail of computer software, hardware, and auxiliary equipment; Wholesale of computer software, hardware, and auxiliary equipment; Sales of daily necessities; Sales of office supplies; Information consulting services (excluding licensed information consulting services); Conference and exhibition services; The etiquette Service; Graphic and textual design and production; Installation services for ordinary mechanical equipment; Maintenance of electronic and mechanical equipment (excluding special equipment); Mechanical equipment leasing; Data processing and storage support services. (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: Switching Power Supply, High Performance Sensors, Shick

TOP9
Shanghai Zengkui Automation System Co., Ltd
Overall Score4.4 / 5
Est. Date2008-08-15
Registered Capital1500K CNY

Shanghai Zengkui Automation System Co., Ltd., with its registered address at Room 110, Zone M, 1st Floor, Building 1, No. 292 Jiulong Road, Zhujiajiao Town, Qingpu District, Shanghai, is registered with the Qingpu District Market Supervision and Administration Bureau. The legal representative is Li Xiaohui, and its business scope includes technical development and services in the field of automation system equipment, sales of electromechanical equipment, hardware and electrical equipment, electronic products, power tools, instruments and meters, hydraulic and pneumatic equipment, electronic system equipment, and computer accessories. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Switching Power Supply, Switch, Surge Arrester

TOP10
Shanghai Maizi Industrial Control Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2020-06-22
Registered Capital1000K CNY

Shanghai Maizi Industrial Control Equipment Co., Ltd., with its registered address at Building 4, No. 686 Nanfeng Road, Fengcheng Town, Fengxian District, Shanghai, is registered with the Market Supervision Administration of Fengxian District. The legal representative is Xu Shujin, and its business scope includes general projects such as the sales of industrial control computers and systems; Sales of mechanical equipment; Sales of electronic specialized equipment; Sales of instruments and meters; Sales of communication equipment; Electronic product sales; Retail of electronic components; Wholesale of computer software, hardware, and auxiliary equipment; Retail of computer software, hardware, and auxiliary equipment; Wholesale of hardware products; Retail of hardware products; Sales of valves and plugs; Sales of electrical and mechanical equipment; Sales of office equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods; Technology import and export (except for projects that require approval according to law, business activities are carried out independently based on the business license in accordance with the law).. Core products: Switching Power Supply, Sensor, Frequency Converter

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai Qiantuo Trading Co., Ltd2008-09-18Switching Power Supply, Rotate The Handle, Boosting Cylinder Piston2000K CNYNot Supported
Shanghai Qiantuo Trading Co., Ltd2008-09-18Switching Power Supply, Directional Control Valve, Bar Code Scanner2000K CNYNot Supported
Shanghai Chuxin Electric Technology Co., Ltd2016-05-23Switching Power Supply, High Frequency Inverter Power Supply, Low Voltage High Current Dc Power Supply1000K CNYNot Supported
Shanghai Ouqin Electromechanical Engineering Technology Co., Ltd2010-05-06Switching Power Supply, Hydraulic Cylinder, Sensor5000K CNYNot Supported
Shanhua Electronic Technology (Shanghai) Co., Ltd2001-10-16Switching Power Supply, Yaskawa, Guhe Electric Wire Industry4000K USDNot Supported
Changzhou Hongguang Electric Energy Technology Co., Ltd1981-03-12Switching Power Supply, Poe Power Supply, Module42420K CNYNot Supported
Dabai Electronic Technology (Shanghai) Co., Ltd2010-02-03Switching Power Supply, Md200 Series, Emt Series1000K CNYNot Supported
Maidao Sensing Technology (Shanghai) Co., Ltd2014-07-02Switching Power Supply, High Performance Sensors, Shick11000K CNYNot Supported
Shanghai Zengkui Automation System Co., Ltd2008-08-15Switching Power Supply, Switch, Surge Arrester1500K CNYNot Supported
Shanghai Maizi Industrial Control Equipment Co., Ltd2020-06-22Switching Power Supply, Sensor, Frequency Converter1000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of switch mode power supplies, it is recommended to match them based on key parameters such as input and output voltage range, power capacity, and efficiency. Industrial equipment typically requires wide voltage input models, while communication equipment focuses more on voltage stabilization accuracy.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. These suppliers usually have more stable delivery records in sub fields such as medical equipment or automation control.
  • In scenarios such as LED lighting or security systems, it is recommended to choose switch mode power supplies with lightning protection design and low-temperature start-up characteristics to meet the special requirements of outdoor environments.
  • When purchasing, attention should be paid to the impact of different packaging forms (such as rail type or open type) on installation conditions. Modular design is often used in cabinet integration scenarios to save space, while distributed layout may require independent protective enclosures.

Knowledge Base

Q

When choosing a switching power supply, factors such as output power, input voltage range, conversion efficiency, heat dissipation performance, electromagnetic compatibility, and installation size should be comprehensively considered. Clearly define the voltage, current, and multi output requirements of the equipment, select a power supply that supports wide voltage input and high conversion efficiency, while paying attention to its heat dissipation design and protection level to adapt to complex environments. In addition, electromagnetic compatibility and dynamic performance indicators cannot be ignored to ensure that the power supply can operate stably in various application scenarios.

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