Updated Jul 1, 2026 · Public platform & industry data

Jul 1, 2026 Updated

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2026 Top 10 Variable Frequency Power Supply Manufacturers in China Fujian

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

The top 10 Variable Frequency Power Supply manufacturers in Fujian for 2026 are: Shanghai Voltage Regulator Factory, Xunchang Electric (Shanghai) Co., Ltd, Shanghai Ruijin Power Technology Co., Ltd, Changzhou Cayen Electronic Technology Co., Ltd, Shandong Zhonggong Electric Co., Ltd, Shandong Zhonggong Electric Co., Ltd, Jinan Taier Electric Power Technology Co., Ltd, Xiamen Dinglong Electric Co., Ltd, Foshan Yongkong Automation Technology Co., Ltd, Xiamen Zanwan Trading 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 Voltage Regulator Factory
Overall Score4.9 / 5
Est. Date1998-01-26
Registered Capital2000K CNY

Shanghai Voltage Regulator Factory, registered at No. 183 Huining Road, Shanghai, with the Huangpu District Market Supervision Bureau as the registration authority and Chen Yanshun as the legal representative. Its business scope includes voltage stabilizers, transformers, distribution cabinets, screens, boxes, DC screens, variable speed and frequency equipment and accessories. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Variable Frequency Power Supply, , Marine Variable Frequency Power Supply

Top 2
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Xunchang Electric (Shanghai) Co., Ltd
Overall Score4.8 / 5
Est. Date2013-08-09
Registered Capital10000K CNY

Xunchang Electric (Shanghai) Co., Ltd., with its registered address at Block G, Building 4, No. 318 Chengyin Road, Baoshan District, Shanghai, is registered with the Baoshan District Market Supervision and Administration Bureau. The legal representative is Gao Shaoyan, and its business scope includes the production and sales of power equipment, electrical equipment, instruments and meters, and sheet metal equipment; Technology development, technology transfer, technology consulting, and technology services for computer software and hardware; Sales of electromechanical equipment and building materials. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Variable Frequency Power Supply, Uninterruptible Power Supply, Power Frequency Inverter Power Supply

Top 3
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Shanghai Ruijin Power Technology Co., Ltd
Overall Score4.8 / 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: Variable Frequency Power Supply, Variable Frequency Power Supply, Dc Power Supply

TOP4
Changzhou Cayen Electronic Technology Co., Ltd
Overall Score4.7 / 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: Variable Frequency Power Supply, Variable Frequency Power Supply, Inverter Power Supply

TOP5
Shandong Zhonggong Electric Co., Ltd
Overall Score4.7 / 5
Est. Date2020-03-23
Registered Capital10000K CNY

Shandong Zhonggong Electric Co., Ltd., with its registered address at 7-1-2210 Dinghao Plaza, No. 44 Gongye South Road, Jinan Area, China (Shandong) Pilot Free Trade Zone, is registered with the Market Supervision Bureau of Jinan High tech Industrial Development Zone Management Committee, and its legal representative is Gao Junyue. Its business scope includes general projects such as mechanical and electrical equipment manufacturing; Sales of electrical equipment; Manufacturing of instruments and meters; Sales of instruments and meters; Manufacturing of electronic (gas) physical equipment and other electronic devices; Research and development of efficient and energy-saving technologies in the power industry; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Battery manufacturing; Battery sales; Energy saving management services; Software sales; Software development; 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: Variable Frequency Power Supply, , Dc Power Supply

TOP6
Shandong Zhonggong Electric Co., Ltd
Overall Score4.6 / 5
Est. Date2020-03-23
Registered Capital10000K CNY

Shandong Zhonggong Electric Co., Ltd., with its registered address at 7-1-2210 Dinghao Plaza, No. 44 Gongye South Road, Jinan Area, China (Shandong) Pilot Free Trade Zone, is registered with the Market Supervision Bureau of Jinan High tech Industrial Development Zone Management Committee, and its legal representative is Gao Junyue. Its business scope includes general projects such as mechanical and electrical equipment manufacturing; Sales of electrical equipment; Manufacturing of instruments and meters; Sales of instruments and meters; Manufacturing of electronic (gas) physical equipment and other electronic devices; Research and development of efficient and energy-saving technologies in the power industry; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Battery manufacturing; Battery sales; Energy saving management services; Software sales; Software development; 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: Variable Frequency Power Supply, Variable Frequency Power Supply, Dc Power Supply

TOP7
Jinan Taier Electric Power Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2015-04-29
Registered Capital2980K CNY

Jinan Taier Electric Power Technology Co., Ltd., with its registered address at 1-2210, EF Building, Dinghao Plaza, No. 44 Gongye South Road, High tech Zone, Jinan City, Shandong Province, China. The registration authority is the Market Supervision Bureau of Jinan High tech Industrial Development Zone Management Committee, and the legal representative is Wang Yun. Its business scope includes the development of electric power technology; Development, sales, and technical services of power equipment; Development, sales, and technical services of power equipment, electrical equipment, high and low voltage distribution cabinets, and controllers; Sales of solar modules, photovoltaic wind power generation equipment and accessories, power automation equipment, instruments and meters, batteries, frequency converters, electronic equipment, and hardware products; Information system integration services; Development and sales of temperature online detection devices for substation equipment, intelligent dehumidification devices, and non specialized communication equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Variable Frequency Power Supply, Dc Power Supply, New Energy Power Supply

TOP8
Xiamen Dinglong Electric Co., Ltd
Overall Score4.6 / 5
Est. Date2023-02-15
Registered Capital5000K CNY

Xiamen Dinglong Electric Co., Ltd., with its registered address at Room 405, 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 Tong Rongmei, and the business scope includes general projects: 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: Variable Frequency Power Supply, Shanghai Liangxin Miniature Circuit Breaker, Weilun Tong Touch Screen

TOP9
Foshan Yongkong Automation Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2014-08-12
Registered Capital1000K CNY

Foshan Yongkong Automation Technology Co., Ltd., with its registered address at A3, 4th floor, Shuncheng Industrial Park, Beihu 2nd Road, Luocun, Shishan Town, Nanhai District, Foshan City (registered address declared), is registered with the Nanhai District Market Supervision Administration of Foshan City, and its legal representative is Li Wenbin. Its business scope includes research and development, sales of automation equipment and accessories, electronic products, motors, electrical equipment and accessories, and industrial control products; Undertake automation equipment installation projects, electrical equipment design, installation, and maintenance; Domestic trade. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments.) (For projects that require approval by law, business activities can only be carried out after approval by relevant departments.). Core products: Variable Frequency Power Supply, , Weiken Nxs Series

TOP10
Xiamen Zanwan Trading Co., Ltd
Overall Score4.4 / 5
Est. Date2021-06-10
Registered Capital1000K CNY

Xiamen Zanwan Trading Co., Ltd., with its registered address at Room 1104, No. 25 Xiangbei Erli, 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 Zhipei, and its business scope includes general projects such as domestic trade agency; Internet sales (except for the sale of goods that need to be licensed); 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; 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; Wholesale of hardware products; Retail of hardware 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: Variable Frequency Power Supply, Programmable Controller, Compact Cpu Module

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai Voltage Regulator Factory1998-01-26Variable Frequency Power Supply, , Marine Variable Frequency Power Supply2000K CNYNot Supported
Xunchang Electric (Shanghai) Co., Ltd2013-08-09Variable Frequency Power Supply, Uninterruptible Power Supply, Power Frequency Inverter Power Supply10000K CNYNot Supported
Shanghai Ruijin Power Technology Co., Ltd2008-12-26Variable Frequency Power Supply, Variable Frequency Power Supply, Dc Power Supply2000K CNYNot Supported
Changzhou Cayen Electronic Technology Co., Ltd2014-04-08Variable Frequency Power Supply, Variable Frequency Power Supply, Inverter Power Supply10000K CNYSupported
Shandong Zhonggong Electric Co., Ltd2020-03-23Variable Frequency Power Supply, , Dc Power Supply10000K CNYNot Supported
Shandong Zhonggong Electric Co., Ltd2020-03-23Variable Frequency Power Supply, Variable Frequency Power Supply, Dc Power Supply10000K CNYNot Supported
Jinan Taier Electric Power Technology Co., Ltd2015-04-29Variable Frequency Power Supply, Dc Power Supply, New Energy Power Supply2980K CNYNot Supported
Xiamen Dinglong Electric Co., Ltd2023-02-15Variable Frequency Power Supply, Shanghai Liangxin Miniature Circuit Breaker, Weilun Tong Touch Screen5000K CNYNot Supported
Foshan Yongkong Automation Technology Co., Ltd2014-08-12Variable Frequency Power Supply, , Weiken Nxs Series1000K CNYNot Supported
Xiamen Zanwan Trading Co., Ltd2021-06-10Variable Frequency Power Supply, Programmable Controller, Compact Cpu Module1000K CNYNot Supported

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