Updated Sep 15, 2026 · Public platform & industry data

Sep 15, 2026 Updated

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2026 Top 10 Switching Power Supply Manufacturers in China

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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 China for 2026 are: Shanghai Qiantuo Trading Co., Ltd, Shanghai Weimin Electrical Equipment Manufacturing Co., Ltd, Shandong Zhongtan Intelligent Equipment Co., Ltd, Shanghai Niubei Industrial Co., Ltd, Shenzhen Ritu Technology Co., Ltd, Xiamen Depin Electric Co., Ltd, Shanghai Yunhan Tianqi Electronic Technology Co., Ltd, Shanhua Electronic Technology (Shanghai) Co., Ltd, Wenzhou Pingyuan Electric Co., Ltd, Changzhou Cayen 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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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 Weimin Electrical Equipment Manufacturing Co., Ltd
Overall Score4.8 / 5
Est. Date2012-02-23
Registered Capital1000K CNY

Shanghai Weimin Electrical Equipment Manufacturing Co., Ltd., registered at Room 107, Building 21, No. 251 Liantang Road, Xinghuo Development Zone, Fengxian District, Shanghai, registered with the Market Supervision Administration of Fengxian District, with Zhu Yongyi as the legal representative. Its business scope includes the manufacturing, processing, maintenance (except for installation, maintenance, and testing of power facilities) and sales of electrical equipment, power equipment, transformers, voltage regulators, inverters, transformers, electrical equipment, switches, lighting fixtures, and high and low voltage distribution boxes; Sales of metal materials and building decoration materials (excluding dangerous goods). Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Switching Power Supply, Voltage Regulator, Voltage Regulator

Top 3
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Shandong Zhongtan Intelligent Equipment Co., Ltd
Overall Score4.8 / 5
Est. Date2022-03-01
Registered Capital10000K CNY

Shandong Zhongtan Intelligent Equipment Co., Ltd., with its registered address at Room 810, Xieying Science and Technology Building, Xianying Street, Rencheng District, Jining City, Shandong Province, is registered with the Market Supervision Administration of Rencheng District, Jining City. The legal representative is Xi Laiwei, and the business scope includes general projects: manufacturing of intelligent basic manufacturing equipment; Mining machinery manufacturing; Sales of mining machinery; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Sales of mechanical equipment; Engineering and technical research and experimental development; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Software development; Software sales; Manufacturing of intelligent instruments and meters; Sales of intelligent basic manufacturing equipment; Sales of railway transportation infrastructure equipment; Import and export of goods; Technology import and export; Sales of photovoltaic equipment and components; Wood sales; Wood processing. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: Manufacturing of railway transportation infrastructure equipment. (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: Switching Power Supply, Lifting Equipment, Instrumentation And Meters

TOP4
Shanghai Niubei Industrial Co., Ltd
Overall Score4.7 / 5
Est. Date2005-09-16
Registered Capital10000K CNY

Shanghai Niubei Industrial Co., Ltd., with its registered address at Room 1104, Zone N, 11th Floor, Building 1, No. 158 Shuanglian Road, Qingpu District, Shanghai, is registered with the Qingpu District Market Supervision and Administration Bureau. The legal representative is Tian Hui, and the business scope includes general projects: sales of chemical products (excluding licensed chemical products), refrigeration, air conditioning equipment, fire-fighting equipment, mechanical and electrical equipment, electronic products, needle textiles, office supplies, stationery supplies, sports equipment and devices, office equipment, building decoration materials, clothing and apparel, shoes and hats, arts and crafts and etiquette supplies (excluding ivory and its products), packaging materials and products, hardware products, optical communication equipment, paper products, daily necessities, personal hygiene products; Information consulting services (excluding licensed information consulting services); Network technology services; Non residential real estate leasing; Housing rental. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed projects: various types of engineering construction activities; Construction project design. (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: Switching Power Supply, Non Standard Sheet Metal Customization, Double Layer Rail Terminal

TOP5
Shenzhen Ritu Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2004-09-01
Registered Capital15000K CNY

Shenzhen Ritu Technology Co., Ltd., with its registered address located on the east side of Building 6, Phase II, Nanshan Yungu Innovation Industrial Park, Taoyuan Street, Nanshan District, Shenzhen. The registration authority is the Shenzhen Market Supervision Administration, and the legal representative is Zheng Ke. The company's business scope includes general business projects such as technology development, purchase and sale, after-sales technical maintenance, and on-site repair of electronic products, communication equipment, instruments and meters, computer software and hardware, network products, and monitoring equipment; Engage in import and export business; Invest in the establishment of industries (specific projects to be declared separately); Enterprise marketing planning; Information consultation (excluding talent agency services and other restricted projects); Software development and system integration; Leasing and sales of instruments, meters, and mechanical equipment. Except for projects prohibited by laws, administrative regulations, and decisions of the State Council, restricted projects must obtain a license before operation. Licensed operating projects: none.. Core products: Switching Power Supply, Clamp Meter, Tech

TOP6
Xiamen Depin Electric Co., Ltd
Overall Score4.6 / 5
Est. Date2020-05-09
Registered Capital1000K CNY

Xiamen Depin Electric Co., Ltd., with its registered address at Room 315, No. 270 Fangyang North Road, Maxiang Street, Xiang'an District, Xiamen City, is registered with the Market Supervision Administration of Xiang'an District, Xiamen City. The legal representative is Yan Junlong, and its business scope includes general projects such as sales of electrical equipment; Manufacturing of electrical signal equipment devices; Electrical equipment repair; Sales of electrical signal equipment devices; Research and development of household appliances; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Research and development of distribution switch control equipment; Retail of hardware products; Sales of water quality pollutant monitoring and detection instruments and meters; Sales of specialized instruments and meters for agriculture, forestry, animal husbandry, and fishing; Sales of electrical instruments and meters; Sales of specialized instruments and meters for environmental monitoring; Sales of instruments and meters; Sales of intelligent instruments and meters; Manufacturing of electrical instruments and meters; Manufacturing of specialized instruments and meters for environmental monitoring; Sales of environmental emergency detection instruments and meters; Electronic product sales; Wholesale of electronic components; Retail of electronic components; Sales of capacitors and their supporting equipment; Manufacturing of capacitors and their supporting equipment; Sales of mechanical and electrical equipment; Manufacturing of mechanical and electrical equipment; Sales of household appliances; Sales of power electronic components; Home appliance installation services; Manufacturing of power electronic components; Sales of optoelectronic devices; Manufacturing of optoelectronic devices; Sales of electronic vacuum devices; Sales of electronic measuring instruments; Sales of integrated circuit chips and products; Sales of display devices; Sales of photovoltaic equipment and components; Sales of electronic components and electromechanical equipment; Sales of electronic specialized equipment; Sales of electronic specialized materials. (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, Abb Thermal Relay, Mitsubishi Plc Controller

TOP7
Shanghai Yunhan Tianqi Electronic Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2019-05-15
Registered Capital3000K CNY

Shanghai Yunhan Tianqi Electronic Technology Co., Ltd. is registered at Room 368, Section 302, No. 211 Fute North 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 Zeng Ye. Its business scope includes technology development, consulting, transfer, and services in the fields of electronic and computer technology, design, production, agency, and publication of various advertisements, sales of electronic components, communication equipment, instruments and meters, hardware and electrical equipment, packaging materials, telecommunications business, and 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, Switch, Battery Products

TOP8
Shanhua Electronic Technology (Shanghai) Co., Ltd
Overall Score4.6 / 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

TOP9
Wenzhou Pingyuan Electric Co., Ltd

Room 404, Building 4, Yijing Jiayuan, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province (for office use only)

Overall Score4.4 / 5
Est. Date2021-03-10
Registered Capital500K CNY

Wenzhou Pingyuan Electric Co., Ltd., located at Room 404, Building 4, Yijing Jiayuan, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province (for office use only), was established on March 10, 2021. The registration authority is Yueqing Market Supervision Administration, and the legal representative is Liu Bing. Core products: Switching Power Supply

TOP10
Changzhou Cayen Electronic Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2014-04-08
Registered Capital10000K CNY

Changzhou Cayen Electronic Technology Co., Ltd., with its registered address at 2nd Floor, A6 Standard Factory Building, Hutang Science and Technology Industrial Park, Hutang Town, Wujin District, Changzhou City. The registration authority is the Wujin District Administrative Approval Bureau, and the legal representative is Shen Zhongyuan. Its business scope includes technology research and development and sales of electronic products; Manufacturing, research and development, and sales of power frequency conversion equipment, power stabilization equipment, and power transformation equipment; Technology development, consulting, transfer, and services in the field of power technology; Research and development of ordinary mechanical equipment and accessories; Environmental engineering construction; Manufacturing and processing of card readers, password keyboards, magnetic card readers, IC card readers, and computer accessories. General projects: Manufacturing of photovoltaic equipment and components; Sales of photovoltaic equipment and components; Sales of wind turbines and their components; Manufacturing of power electronic components; Sales of power electronic components; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of electronic (gas) physical equipment and other electronic devices; General equipment manufacturing (excluding special equipment manufacturing) (except for projects that require approval according to law, independently carry out business activities based on the business license in accordance with the law). Core products: Switching Power Supply, Variable Frequency Power Supply, Inverter Power Supply

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 Weimin Electrical Equipment Manufacturing Co., Ltd2012-02-23Switching Power Supply, Voltage Regulator, Voltage Regulator1000K CNYSupported
Shandong Zhongtan Intelligent Equipment Co., Ltd2022-03-01Switching Power Supply, Lifting Equipment, Instrumentation And Meters10000K CNYSupported
Shanghai Niubei Industrial Co., Ltd2005-09-16Switching Power Supply, Non Standard Sheet Metal Customization, Double Layer Rail Terminal10000K CNYNot Supported
Shenzhen Ritu Technology Co., Ltd2004-09-01Switching Power Supply, Clamp Meter, Tech15000K CNYNot Supported
Xiamen Depin Electric Co., Ltd2020-05-09Switching Power Supply, Abb Thermal Relay, Mitsubishi Plc Controller1000K CNYNot Supported
Shanghai Yunhan Tianqi Electronic Technology Co., Ltd2019-05-15Switching Power Supply, Switch, Battery Products3000K CNYNot Supported
Shanhua Electronic Technology (Shanghai) Co., Ltd2001-10-16Switching Power Supply, Yaskawa, Guhe Electric Wire Industry4000K USDNot Supported
Wenzhou Pingyuan Electric Co., Ltd2021-03-10Switching Power Supply500K CNYSupported
Changzhou Cayen Electronic Technology Co., Ltd2014-04-08Switching Power Supply, Variable Frequency Power Supply, Inverter Power Supply10000K CNYSupported

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

The selection of a 50W switching power supply needs to comprehensively consider multiple aspects such as load requirements, input and output parameters, efficiency heat dissipation, safety certification, installation methods, and additional functions. By accurately matching load characteristics, optimizing input-output adaptability, improving energy efficiency and thermal management capabilities, meeting EMC and safety regulations, and balancing mechanical structure and scalability, efficient and reliable power supply solutions can be achieved.

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