Updated Sep 9, 2026 · Public platform & industry data

Sep 9, 2026 Updated

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2026 Top 10 Dc Power Supply Device Manufacturers in China Shandong

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

The top 10 Dc Power Supply Device manufacturers in Shandong for 2026 are: Shanghai Bamark Electrical Technology Co., Ltd, Shenzhen Weiming Industrial Technology Co., Ltd, Shenzhen Ritu Technology Co., Ltd, Suzhou Wanruida Electric Co., Ltd, Nanjing Guogao Electric Automation Co., Ltd, Shandong Hangtai Aviation Complete Equipment Co., Ltd, Qingdao Pingshan Technical Research International Trade Co., Ltd, Shandong Zhonggong Electric Co., Ltd, Shanghai Xinerli Testing Equipment Co., Ltd, Jinan Langrui Electric 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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ShandongShandong
Top 1
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Shanghai Bamark Electrical Technology Co., Ltd

1st Floor, 3800 Huqingping Road, Qingpu District, Shanghai

Overall Score4.9 / 5
Est. Date2004-12-21
Registered Capital15000K CNY

Shanghai Bamark Electric Technology Co., Ltd. is located on the first floor of No. 3800 Huqingping Road, Qingpu District, Shanghai. It was established on December 21, 2004, with the registration authority being the Qingpu District Market Supervision Administration and the legal representative being Li Nankun. Core products: Dc Power Supply Device

Top 2
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Shenzhen Weiming Industrial Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2014-03-12
Registered Capital10000K CNY

Shenzhen Weiming Industrial Technology Co., Ltd., registered at 601-4, Building 6, Bagualing Industrial Zone, Bagua 9th Street, Pengsheng Community, Yuanling Street, Futian District, Shenzhen, with the registration authority of Shenzhen Market Supervision Administration and the legal representative of Huang Zhen, is engaged in the research and sales of optical inspection equipment (excluding medical devices), visual inspection equipment (excluding medical devices), electronic industry X-ray inspection equipment, electronic industry laser equipment, automatic welding equipment, non-standard automation equipment and components, automation control software, computer software and hardware, 3D laser scanners, 3D automatic X-ray inspection equipment software and hardware, microscopes and components; Sales of packaging materials, hardware components, and mechanical equipment spare parts; On site maintenance of machinery and equipment; 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 include the production of laser machines, laser coding machines, laser welding machines, laser engraving machines, laser laser marking machines, LED/LCD peripheral detection equipment, video detection equipment, and laser processing equipment; Production of visual image inspection equipment (excluding medical devices), electronic industry X-ray inspection equipment, electronic industry laser equipment, non-standard automation equipment, and components.. Core products: Dc Power Supply Device, Flat Panel Detector, Intelligent Material Tower

Top 3
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Shenzhen Ritu Technology Co., Ltd
Overall Score4.8 / 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: Dc Power Supply Device, Clamp Meter, Tech

TOP4
Suzhou Wanruida Electric Co., Ltd
Overall Score4.7 / 5
Est. Date2006-06-29
Registered Capital10000K CNY

Suzhou Wanruida Electric Co., Ltd., registered at No. 5, Dongwang Road, Suzhou Industrial Park, registered with the Suzhou Industrial Park Administrative Approval Bureau, with Fang Zhendong as the legal representative. Its business scope includes research and development, production, and sales of AC/DC stabilized power supplies, variable frequency power supplies, power modules, electronic instruments and equipment, and charging stations; Technological development in the field of new energy technology; Design and construction of fire engineering, security engineering, and automation engineering; Development, transfer, and sale of computer software; Self operated and agency import and export of various equipment and technologies. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dc Power Supply Device, Agile Dc Power Supply

TOP5
Nanjing Guogao Electric Automation Co., Ltd
Overall Score4.7 / 5
Est. Date2005-11-28
Registered Capital50500K CNY

Nanjing Guogao Electric Automation Co., Ltd., with its registered address at Room 606, Building 1, No. 13 Ludu Avenue, Yuhuatai District, Nanjing City, is registered with the Yuhuatai District Government Service Management Office of Nanjing City. The legal representative is Zhang Dongxia, and the business scope includes power automation equipment, electronic products, communication equipment, engineering machinery equipment, computer software, embedded software, multimedia network development, production, and sales; Construction and installation of network engineering, power engineering, and mechanical engineering; House rental. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dc Power Supply Device, Automatic Conversion Control System, Dual Power Conversion Switch

TOP6
Shandong Hangtai Aviation Complete Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2020-06-04
Registered Capital3000K CNY

Shandong Hangtai Aviation Complete Equipment Co., Ltd., registered at 12-1-201, Zouzhuang New Village, Meili East Road, Huaiyin District, Jinan City, Shandong Province, registered with the Market Supervision and Administration Bureau of Huaiyin District, Jinan City. The legal representative is Lu Wei, and the business scope includes the assembly, design, sales, maintenance, technical development, and technical services of electrical traffic management equipment for airports, electrical signal devices for airports, and power equipment; Technical development, technical services, production, sales, installation, and commissioning of inverters, power quality analyzers, power electronic components, industrial automatic control system devices, distribution switch control equipment, solar energy equipment, high-efficiency energy-saving specialized equipment, electrical instruments and meters, computer hardware, and auxiliary equipment; Processing and sales of electronic components, instruments, electronic products, lithium-ion batteries, and molds; Maintenance of electronic devices and precision instruments. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dc Power Supply Device, Variable Frequency Power Supply, Inverter Power Supply

TOP7
Qingdao Pingshan Technical Research International Trade Co., Ltd
Overall Score4.6 / 5
Est. Date2017-06-07
Registered Capital3000K CNY

Qingdao Pingshan Jiyan International Trade Co., Ltd., with its registered address at 6-603, Building B, Hisense Huiyuan Business Building, No. 204 Yan'an Third Road, Shinan District, Qingdao City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Shinan District, Qingdao City. The legal representative is Dai Jiajia, and its business scope includes wholesale and sales of mechanical and electrical equipment, electronic products, instruments and meters, and industrial equipment; Import and export business of goods and technology (excluding projects prohibited by laws, administrative regulations, and decisions of the State Council, and projects restricted must obtain a license before operation). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dc Power Supply Device, Sensor, Furnace Temperature Tester

TOP8
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: Dc Power Supply Device, , Dc Power Supply

TOP9
Shanghai Xinerli Testing Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2019-12-10
Registered Capital2000K CNY

Shanghai Xinerli Testing Equipment Co., Ltd. is registered at Room E236, 3rd Floor, No. 1500 Tingwei Road, Shanyang Town, Jinshan District, Shanghai. The registration authority is Jinshan District Market Supervision Administration, and the legal representative is Zhang Xinming. The company's business scope includes the sales of instruments and meters, electronic products, computers, software and auxiliary equipment, communication equipment, and mechanical equipment. It engages in technical development, technology transfer, technical consulting, technical services, computer software development and maintenance, enterprise marketing planning, market information consulting and investigation (excluding social surveys, social research, public opinion surveys, and opinion polls), computer and auxiliary equipment repair, and self owned equipment leasing in the field of electronic product technology. Projects that require approval according to law can only carry out business activities after being approved by relevant departments. Core products: Dc Power Supply Device, Spectrum Analyzer, Wireless Connection Tester

TOP10
Jinan Langrui Electric Co., Ltd
Overall Score4.4 / 5
Est. Date2013-12-27
Registered Capital16000K CNY

Jinan Langrui Electric Co., Ltd., registered at No. 4568 Kejia Road, Suncun Street, High tech Zone, Jinan City, Shandong Province, China Computer Valley Future Intelligent Manufacturing Center Phase I 12B, registered with the Market Supervision Bureau of Jinan High tech Industrial Development Zone Management Committee, with Yu Lianguang as the legal representative. Its business scope includes the manufacturing, wholesale, retail, technology development, and technical services of electrical equipment, electronic equipment, and fire-fighting equipment; Development, wholesale, retail, and technical services of computer equipment, industrial automation system equipment, and computer software; Computer network technology development and technical services; Computer data processing and technical services; Information technology consulting services; Promotion services for energy-saving technologies; Contract energy management and technical services; Wholesale and retail of mechanical equipment, high and low voltage electrical equipment, instruments and meters, air conditioning equipment, hardware and electrical equipment; Professional contracting for building electromechanical installation engineering, security engineering, and electronic and intelligent engineering (the above projects are operated with qualification certificates); Import and export business, as well as other projects that are not prohibited or do not require business licenses according to laws, regulations, and decisions of the State Council. Projects that require approval by law can only be operated after approval by relevant departments.. Core products: Dc Power Supply Device, Stable Voltage And Frequency Power Supply, Hydroelectric Power Converter

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai Bamark Electrical Technology Co., Ltd2004-12-21Dc Power Supply Device15000K CNYNot Supported
Shenzhen Weiming Industrial Technology Co., Ltd2014-03-12Dc Power Supply Device, Flat Panel Detector, Intelligent Material Tower10000K CNYNot Supported
Shenzhen Ritu Technology Co., Ltd2004-09-01Dc Power Supply Device, Clamp Meter, Tech15000K CNYNot Supported
Suzhou Wanruida Electric Co., Ltd2006-06-29Dc Power Supply Device, Agile Dc Power Supply10000K CNYNot Supported
Nanjing Guogao Electric Automation Co., Ltd2005-11-28Dc Power Supply Device, Automatic Conversion Control System, Dual Power Conversion Switch50500K CNYNot Supported
Shandong Hangtai Aviation Complete Equipment Co., Ltd2020-06-04Dc Power Supply Device, Variable Frequency Power Supply, Inverter Power Supply3000K CNYNot Supported
Qingdao Pingshan Technical Research International Trade Co., Ltd2017-06-07Dc Power Supply Device, Sensor, Furnace Temperature Tester3000K CNYNot Supported
Shandong Zhonggong Electric Co., Ltd2020-03-23Dc Power Supply Device, , Dc Power Supply10000K CNYNot Supported
Shanghai Xinerli Testing Equipment Co., Ltd2019-12-10Dc Power Supply Device, Spectrum Analyzer, Wireless Connection Tester2000K CNYNot Supported
Jinan Langrui Electric Co., Ltd2013-12-27Dc Power Supply Device, Stable Voltage And Frequency Power Supply, Hydroelectric Power Converter16000K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of DC power supply devices, it is recommended to match actual application scenarios based on key technical parameters such as output voltage range, current stability, and efficiency, such as industrial automation equipment or laboratory precision instruments.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support to ensure supply stability and long-term cooperation potential.
  • When deploying DC power supply devices in communication base stations or new energy storage systems, attention should be paid to their environmental adaptability and heat dissipation performance to avoid affecting equipment reliability due to high temperature or humidity.
  • DC power supply devices with different power specifications are suitable for differentiated scenarios such as medical equipment and rail transit. Before procurement, load requirements and system compatibility requirements should be clearly defined.

Knowledge Base

Q

The installation method for Ruijin DC power supply devices (such as 50KW industrial devices) should be selected based on the "space size+usage scenario+maintenance requirements". There are three types of methods that are suitable for different scenarios and easy to install. The first type of rack mounted installation (such as computer rooms and control rooms): Choose a 19 inch rack mounted device, and the Ruijin 50KW model is a 4U rack mounted device that can be installed with labels

Q

1. Industrial Automation and Control Sensor and actuator power supply: providing stable DC power for temperature sensors, pressure sensors, flow meters, etc. in industrial sites to ensure data acquisition accuracy. PLC and control system: As an auxiliary power supply for programmable logic controllers (PLCs), it ensures the stable operation of industrial automation equipment. Motor drive: for small straight motors

Q

A stable DC power supply device is a device that can provide stable DC power to loads, including DC stabilized power supply, switching power supply, etc.

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