Updated Sep 12, 2026 · Public platform & industry data

Sep 12, 2026 Updated

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2026 Top 10 Power Supply Manufacturers in China Shanghai

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

The top 10 Power Supply manufacturers in Shanghai for 2026 are: New Sansi (Shanghai) Enterprise Development Co., Ltd, Shanghai Chuxin Electric Technology Co., Ltd, Shanghai Jinsheng Electrical Equipment Manufacturing Co., Ltd, Shanghai Hongzhi Electric Group Co., Ltd, Shanghai Chengli Electrical Equipment Manufacturing Co., Ltd, Shanghai Ruijin Power Technology Co., Ltd, Shanghai Shucheng Industrial Co., Ltd, Shanghai Shengquan Power Equipment Manufacturing Co., Ltd, Shanghai Laichen Electrical Equipment Manufacturing 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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Top 1
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New Sansi (Shanghai) Enterprise Development Co., Ltd

Room 113, Building 12, No. 3585 Fengzhe Road, Qianqiao Community, Qingcun Town, Fengxian District, Shanghai

Overall Score4.9 / 5
Est. Date2014-06-06
Registered Capital4000K CNY

New Sansi (Shanghai) Enterprise Development Co., Ltd., located at Room 113, Building 12, No. 3585 Fengzhe Road, Qianqiao Community, Qingcun Town, Fengxian District, Shanghai, was established on June 6, 2014. The registration authority is the Fengxian District Market Supervision Bureau, and the legal representative is Wang Xingfeng. Core products: Power Supply

Top 2
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Shanghai Chuxin Electric Technology Co., Ltd
Overall Score4.7 / 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: Power Supply, High Frequency Inverter Power Supply, Low Voltage High Current Dc Power Supply

Top 3
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Shanghai Jinsheng Electrical Equipment Manufacturing Co., Ltd
Overall Score4.7 / 5
Est. Date2009-11-30
Registered Capital5000K CNY

Shanghai Jinsheng Electrical Equipment Manufacturing Co., Ltd., registered at No. 23 Hexi Street, Xiaokunshan Town, Songjiang District, Shanghai, with the registration authority of Songjiang District Market Supervision Bureau and the legal representative of Hu Jun. Its business scope includes the manufacturing, production, processing, and sales of complete electrical equipment, transformers, voltage regulators, and high and low voltage electrical appliances; Wholesale and retail of metal materials, electromechanical equipment, instruments and meters, hardware and electrical equipment, electronic products, lifting rigging, sanitary ware, wires and cables. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Power Supply, Photovoltaic Isolation Transformer, Dry Type Transformers For Mining, Tunnels, And Highways

TOP4
Shanghai Hongzhi Electric Group Co., Ltd
Overall Score4.6 / 5
Est. Date2012-02-24
Registered Capital87776.8K CNY

Shanghai Hongzhi Electric Group Co., Ltd., with its registered address at Building K16, No. 2, Lane 158, Gangye Road, Xiaokunshan Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision Administration and represented by Kuang Zhang. Its business scope includes general projects such as mechanical and electrical equipment manufacturing; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of distribution switch control equipment; Manufacturing of electrical instruments and meters; Manufacturing of capacitors and their supporting equipment; Motor manufacturing; General equipment manufacturing (excluding special equipment manufacturing); Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of pumps and vacuum equipment; Industrial robot manufacturing; Manufacturing of power facilities and equipment; Manufacturing of household appliances; Sales of household appliances; Sales of distribution switch control equipment; Sales of photovoltaic equipment and components; Sales of electrical instruments and meters; Sales of capacitors and their supporting equipment; Sales of metal fittings for construction; Sales of building materials; Sales of pumps and vacuum equipment; Sales of valves and plugs; Sales of building decoration materials; Wholesale of hardware products; Retail of hardware products; Sales of generators and generator sets; Sales of intelligent power transmission and distribution and control equipment; Sales of industrial robots; Sales of power facilities and equipment; Sales of electrical and mechanical equipment; Sales of micro motors 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: Power Supply, Column Type Electric Voltage Regulator, Svc-Tns (D) High-Precision Voltage Regulator

TOP5
Shanghai Chengli Electrical Equipment Manufacturing Co., Ltd
Overall Score4.6 / 5
Est. Date1996-08-21
Registered Capital2000K CNY

Shanghai Chengli Electrical Equipment Manufacturing Co., Ltd., with its registered address at 679-37 Beimin Road, Chedun Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision Administration. The legal representative is Dai Dapeng, and its business scope includes general projects such as electronic transformers, processing of power supply and electrical components, and sales of self-produced products. (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 Supply, Oil Immersed Reactor, Reactor

TOP6
Shanghai Ruijin Power Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2008-12-26
Registered Capital2000K CNY

Shanghai Ruijin Power Technology Co., Ltd. is registered at Building 1, No. 502 Fenghai Road, Zhelin Town, Fengxian District, Shanghai. The registration authority is the Fengxian District Market Supervision Administration, and the legal representative is Zhou Jie. Its business scope includes technology development, technical consulting, technical services, and technology transfer in the field of power technology, as well as manufacturing, processing, wholesale, and retail of power equipment. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Power Supply, Variable Frequency Power Supply, Dc Power Supply

TOP7
Shanghai Shucheng Industrial Co., Ltd
Overall Score4.5 / 5
Est. Date2017-04-07
Registered Capital10000K CNY

Shanghai Shucheng Industrial Co., Ltd., with its registered address at Building A149, No. 2, Lane 158, Gangye Road, Xiaokunshan Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision Administration. The legal representative is Liu Jingen, and the business scope includes the manufacturing, processing, and sales of small amusement equipment, high and low voltage electrical equipment, and complete sets of equipment (excluding special equipment); Processing and sales of stainless steel products, toys, clothing and accessories; Sales of rubber products, plastic products, wooden products, environmental sanitation equipment, fitness equipment, packaging products, sports equipment, and office supplies; Technology development, consulting, services, and transfer in the field of network technology; Business information consultation; Construction of municipal public infrastructure projects. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Power Supply, Tunnel Oil Immersed Voltage Stabilizer, Three Phase Explosion-Proof Transformer

TOP8
Shanghai Shengquan Power Equipment Manufacturing Co., Ltd
Overall Score4.5 / 5
Est. Date2006-07-04
Registered Capital3000K CNY

Shanghai Shengquan Power Equipment Manufacturing Co., Ltd., with its registered address at Building K119, No. 2, Lane 158, Gangye Road, Xiaokunshan Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision Bureau and represented by Fan Qiguang. Its business scope includes the manufacturing, processing, and sales of power equipment, electronic appliances, transformers, voltage stabilizers, high and low voltage complete sets of equipment, and spare parts; Sales of hardware and electrical equipment, wires and cables, instruments and meters, packaging materials, and metal products. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Power Supply, Sg Three-Phase Transformer, Transformer

TOP9
Shanghai Laichen Electrical Equipment Manufacturing Co., Ltd
Overall Score4.4 / 5
Est. Date2020-04-16
Registered Capital3000K CNY

Shanghai Laichen Electrical Equipment Manufacturing Co., Ltd., with its registered address at Building 1, No. 188 Xinghuo Road, Qingcun Town, Fengxian District, Shanghai, is registered with the Fengxian District Market Supervision Administration. The legal representative is Wan Qingming, and its business scope includes general projects such as sales of electrical equipment; Wholesale of electronic components; Sales of power electronic components; Sales of distribution switch control equipment; Sales of photovoltaic equipment and components; Operation of wires and cables; Sales of intelligent power transmission and distribution and control equipment; Sales of pumps and vacuum equipment; Sales of valves and plugs; Operating at the lower limit of branch offices: manufacturing of mechanical and electrical equipment, manufacturing of transformers, rectifiers, and inductors, manufacturing of power transmission, distribution, and control equipment (except for projects that require approval according to law, operating activities are carried out independently based on the business license in accordance with the law).. Core products: Power Supply, Three Phase Voltage Regulator, Three Phase Dry-Type Transformer

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: Power Supply, Sensor, Frequency Converter

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
New Sansi (Shanghai) Enterprise Development Co., Ltd2014-06-06Power Supply4000K CNYNot Supported
Shanghai Chuxin Electric Technology Co., Ltd2016-05-23Power Supply, High Frequency Inverter Power Supply, Low Voltage High Current Dc Power Supply1000K CNYNot Supported
Shanghai Jinsheng Electrical Equipment Manufacturing Co., Ltd2009-11-30Power Supply, Photovoltaic Isolation Transformer, Dry Type Transformers For Mining, Tunnels, And Highways5000K CNYNot Supported
Shanghai Hongzhi Electric Group Co., Ltd2012-02-24Power Supply, Column Type Electric Voltage Regulator, Svc-Tns (D) High-Precision Voltage Regulator87776.8K CNYNot Supported
Shanghai Chengli Electrical Equipment Manufacturing Co., Ltd1996-08-21Power Supply, Oil Immersed Reactor, Reactor2000K CNYSupported
Shanghai Ruijin Power Technology Co., Ltd2008-12-26Power Supply, Variable Frequency Power Supply, Dc Power Supply2000K CNYNot Supported
Shanghai Shucheng Industrial Co., Ltd2017-04-07Power Supply, Tunnel Oil Immersed Voltage Stabilizer, Three Phase Explosion-Proof Transformer10000K CNYSupported
Shanghai Shengquan Power Equipment Manufacturing Co., Ltd2006-07-04Power Supply, Sg Three-Phase Transformer, Transformer3000K CNYNot Supported
Shanghai Laichen Electrical Equipment Manufacturing Co., Ltd2020-04-16Power Supply, Three Phase Voltage Regulator, Three Phase Dry-Type Transformer3000K CNYSupported
Shanghai Maizi Industrial Control Equipment Co., Ltd2020-06-22Power 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 power supplies, it is recommended to prioritize checking technical parameters such as input and output voltage range, power capacity, and efficiency to ensure compatibility with equipment load characteristics. Additional attention should be paid to environmental adaptability indicators such as dust and water resistance levels in industrial scenarios.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. For example, suppliers who provide power solutions for communication base stations or data centers for a long time usually have more stable performance verification records.
  • In precision scenarios such as medical equipment or laboratory instruments, the low noise and anti-interference ability of power supplies are key parameters. When purchasing, suppliers can be required to provide relevant test reports or practical application cases.
  • For different application scenarios such as new energy generation or electric vehicle charging stations, the heat dissipation design and life cycle of power supplies vary greatly. It is recommended to comprehensively evaluate the long-term reliability based on the industry performance of suppliers and platform statistical information.

Knowledge Base

Q

Outdoor electricity generally needs to meet the convenience of carrying, so how should we choose? Is higher power better? At present, the common portable power supplies on the market are generally classified by output power, including 250W, 500W, 600W, 1000W, 1100W, 1800W, 2200W, etc. The higher the power, the greater the capacity after being fully charged

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