Updated Aug 13, 2026 · Public platform & industry data

Aug 13, 2026 Updated

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2026 Top 10 Large Transformer Manufacturers in China

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Top-rated Large Transformer suppliers, How to choose a Large Transformer manufacturer, Best Large Transformer companies in China

The top 10 Large Transformer manufacturers in China for 2026 are: China Electric Transformer Co., Ltd, Shanghai Weimin Electrical Equipment Manufacturing Co., Ltd, Shandong Dexiang Ventilation Equipment Co., Ltd, Beijing Yuanzhengli Environmental Protection Technology Co., Ltd, Shaanxi Fushen Industrial Equipment Co., Ltd, Jining Dingrun Petrochemical Co., Ltd, Jinpan Intelligent Technology Group Co., Ltd, Shandong Pusi Lubricant Technology Co., Ltd, Yancheng Yuntao Transformer Manufacturing Co., Ltd, Wuhan Chengyuan 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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Top 1
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China Electric Transformer Co., Ltd
Overall Score4.9 / 5
Est. Date2014-11-03
Registered Capital160000K CNY

Zhongdian Transformer Co., Ltd., with its registered address at No. 10 Zhonghuan Avenue, Binjiang Economic Development Zone, Jiangning District, Nanjing City, is registered with the Nanjing Municipal Administration for Market Regulation. The legal representative is Zhang Haibin, and its business scope includes general projects such as transformer, rectifier, and inductor manufacturing; Manufacturing of mechanical and electrical equipment; Research and development of efficient and energy-saving technologies in the power industry; Sales of intelligent power transmission and distribution and control equipment; Manufacturing of power transmission, distribution and control equipment; Sales of mechanical and electrical equipment; Research and development of distribution switch control equipment; Manufacturing of electrical accessories; Electrical equipment repair; Rolling and processing of non-ferrous metals; Import and export of goods; Technology import and export; Information technology consulting services; Energy storage technology services; Manufacturing of new energy prime mover equipment; Sales of new energy original equipment; Sales of power electronic components (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: Large Transformer, Box-Type Transformer, Explosion Proof Transformer

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: Large Transformer, Voltage Regulator, Transformer

Top 3
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Shandong Dexiang Ventilation Equipment Co., Ltd
Overall Score4.8 / 5
Est. Date2015-03-31
Registered Capital5000K CNY

Shandong Dexiang Ventilation Equipment Co., Ltd., with its registered address located on the north side of Zhongxin Street, Luquan Tun Town, Wucheng County, Dezhou City, Shandong Province, is registered with the Market Supervision Administration of Wucheng County. The legal representative is Dai Yuxiang, and its business scope includes general projects such as fans and fan manufacturing; Sales of fans and blowers; Manufacturing of refrigeration and air conditioning equipment; Sales of refrigeration and air conditioning equipment; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Manufacturing of metal products for safety and firefighting purposes; General equipment manufacturing (excluding special equipment manufacturing); Motor manufacturing; Manufacturing of electric dynamometer motors; Manufacturing of electronic specialized equipment; Sales of electronic specialized equipment; Sales of electric dynamometer motors; Retail of electronic components; Installation services for ordinary mechanical equipment; General equipment repair; External contracting projects. (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 civil air defense engineering protective equipment; Sales of civil air defense engineering protective equipment; Construction project construction; Construction labor subcontracting. (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: Large Transformer, Damper, Civil Air Defense Ventilation Equipment

TOP4
Beijing Yuanzhengli Environmental Protection Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2020-05-20
Registered Capital10000K CNY

Beijing Yuanzhengli Environmental Protection Technology Co., Ltd., with its registered address at 109-442, Building 20, No. 9 Antai Street, Konggang Street, Shunyi District, Beijing, is registered with the Shunyi District Market Supervision and Administration Bureau of Beijing. The legal representative is Daili, and its business scope includes technology development, technology transfer, technology services, technology promotion, and technology consulting in the field of environmental protection; Urban landscaping and greening; Building cleaning services; Design, produce, represent, and publish advertisements; Selling hardware and electrical appliances (excluding electric bicycles), building materials, metal products, plastic products, mechanical equipment, household appliances, electronic products, computers, software, and auxiliary equipment; Recycling of renewable resources; Recycling and disposal of waste materials; Urban household waste classification services; Comprehensive utilization of construction waste materials; Recycling of waste electrical and electronic products; Non-ferrous metal recycling; Cleaning, collection, transportation, and treatment of urban household waste; Road freight transportation. (Market entities shall independently choose their business projects and carry out business activities in accordance with the law; urban household waste cleaning, collection, transportation, treatment, road freight transportation, and projects that require approval by law shall be carried out in accordance with the approved content after approval by relevant departments; they shall not engage in business activities prohibited or restricted by national and local industrial policies.). Core products: Large Transformer, Commercial Motor Recycling, Professional Recycling Of Scrapped Motors

TOP5
Shaanxi Fushen Industrial Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2008-04-09
Registered Capital1000K CNY

Shaanxi Fushen Industrial Equipment Co., Ltd., registered at No. 1204, 12th Floor, Building A, Yinhe New Coordinates, No. 25 Tangyan Road, High tech Zone, Xi'an City, Shaanxi Province, with the registration authority being the High tech Zone Branch of Xi'an Municipal Administration for Market Regulation and the legal representative being Liang Lei. Its business scope includes general projects such as sales of instruments and meters; Sales of mechanical parts and components; Sales of petroleum products (excluding hazardous chemicals); Sales of lubricating oil; Sales of chemical products (excluding licensed chemical products); Sales of hydraulic power machinery and components; Disinfectant sales (excluding hazardous chemicals); Sales of surface functional materials; Sales of high-purity elements and compounds; Maintenance of electronic and mechanical equipment (excluding special equipment); Sales of metal tools; Sales of machine tool functional components and accessories. (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: Large Transformer, Equipment Oil, Precision Instrument Oil

TOP6
Jining Dingrun Petrochemical Co., Ltd
Overall Score4.6 / 5
Est. Date2018-07-03
Registered Capital5000K CNY

Jining Dingrun Petrochemical Co., Ltd., with its registered address at Room 0108, 2nd Floor, Unit 1, Building 16, Meiheng Jining International Automobile Expo City, Anju Street, Rencheng District, Jining City, Shandong Province, is registered with the Market Supervision Administration of Rencheng District, Jining City. The legal representative is Liu Xiaohong, and the business scope includes general projects such as lubricant sales; Sales of petroleum products (excluding hazardous chemicals); Production of chemical products (excluding licensed chemical products); Sales of mechanical equipment; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of industrial automatic control system devices; Manufacturing of construction machinery; Construction of landscaping and greening projects; Rental services for storage equipment; Sales of instruments and meters; Sales of mechanical and electrical equipment; Retail of electronic components; Electronic product sales; Sales of communication equipment; Sales of refrigeration and air conditioning equipment; Retail of hardware products; Sales of office supplies; Retail of computer software, hardware, and auxiliary equipment; Sales of labor protection equipment; Sales of metal materials; Sales of building materials; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of metal materials; Mechanical equipment leasing; Technology import and export; Import and export of goods; Sales of construction machinery; Sales of specialized equipment, key systems, and components for rail transit; Municipal facility management; Sales of firefighting equipment; Sales of specialized instruments and meters for agriculture, forestry, animal husbandry, and fishing; Sales of specialized equipment for environmental protection; Wholesale of hardware products; Initial processing of non edible agricultural products; General cargo warehousing services (excluding projects requiring permits and approvals such as hazardous chemicals); Labor services (excluding labor dispatch); Security consulting services; Engineering management services; Specialized equipment repair. (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: Large Transformer, Solid Lubricant, Air Compressor Oil

TOP7
Jinpan Intelligent Technology Group Co., Ltd
Overall Score4.6 / 5
Est. Date2013-06-13
Registered Capital50000K CNY

Jinpan Intelligent Technology Group Co., Ltd., with its registered address at 3-1011, Building 3, 4 and 5, Business Office, Yunlong Wanda Plaza, Mount Huangshan Street, Yunlong District, Xuzhou City, Jiangsu Province, is registered by the Government Affairs Service Management Office of Yunlong District, Xuzhou City, and its legal representative is Wu Shigang. Its business scope includes intelligent technology development; Electrical equipment technology development, technical consulting, and technical services; Electrical equipment and accessories, transformers, distribution switch control equipment, wire and cable processing, sales, and maintenance; Import and export business of various commodities and technologies through self operation and agency (excluding commodities and technologies restricted or prohibited from import and export by the state). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Large Transformer, Photovoltaic Prefabricated Cabin, Ring Main Unit

TOP8
Shandong Pusi Lubricant Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2021-07-26
Registered Capital5000K CNY

Shandong Pusi Lubricant Technology Co., Ltd., with its registered address at No. 52 Fangzhuang Village, Jintun Town, Jiaxiang County, Jining City, Shandong Province, is registered with the Jiaxiang County Market Supervision Administration. The legal representative is Li Zhaoqian, and its business scope includes general projects such as research and development of new material technology; Sales of lubricating oil; Sales of specialized chemical products (excluding hazardous chemicals); Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of mechanical equipment; Sales of mining machinery; Sales of metal tools; Sales of wind and electric tools; Sales of hydraulic power machinery and components; Sales of rail transit engineering machinery and components; Sales of steam turbines and auxiliary equipment; Sales of construction machinery; Sales of metal materials; Sales of steel reinforcement products for construction; Sales of building materials; Sales of building decoration materials; Internet sales (except for the sale of goods that need to be licensed); General cargo warehousing services (excluding projects requiring permits and approvals such as hazardous chemicals); Import and export of goods; Promotion services for new material technology; Sales of petroleum products (excluding hazardous chemicals); Sales of non-metallic minerals and products; Sales of chemical products (excluding licensed chemical products); Specialized equipment repair; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Sales of automotive decorative products; Technology import and export. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: sales of civil air defense engineering protective 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: Large Transformer, Sewing Machine Oil, Diesel Engine Oil

TOP9
Yancheng Yuntao Transformer Manufacturing Co., Ltd
Overall Score4.4 / 5
Est. Date2012-02-09
Registered Capital51800K CNY

Yancheng Yuntao Transformer Manufacturing Co., Ltd., registered at No. 88 Huaxing Avenue, Longgang Town, Yandu District, Yancheng City (Yancheng Phoenix High tech Park) (F), registered with the Yandu District Administrative Approval Bureau of Yancheng City, with Wang Ronggang as the legal representative. Its business scope includes the manufacturing and sales of mining explosion-proof dry-type transformers, mobile substations, oil immersed transformers, resin dry-type transformers, special transformers, box type substations, high and low voltage switchgear, mining explosion-proof electrical products and their spare parts. (D) (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Large Transformer, Mining Transformer, Transformer

TOP10
Wuhan Chengyuan Electric Co., Ltd
Overall Score4.3 / 5
Est. Date2001-06-12
Registered Capital10000K CNY

Wuhan Chengyuan Electric Co., Ltd. is registered at No. 2, 13th floor, Building A2, Jinyintan Modern Enterprise City, Hongtu Avenue, Dongxihu District, Wuhan City, Hubei Province. The registration authority is the Market Supervision Administration of Dongxihu District, Wuhan City, and the legal representative is Wu Ling. The business scope includes general projects: manufacturing of electrical instruments and meters, sales of electrical instruments and meters, sales of power facilities and equipment, sales of electrical accessories, manufacturing of electrical accessories, sales of power electronic components, manufacturing of power electronic components, sales of mechanical and electrical equipment, manufacturing of mechanical and electrical equipment, and leasing of non residential real estate. (Except for licensed businesses, it is allowed to independently operate projects that are not prohibited or restricted by laws and regulations in accordance with the law). Core products: Large Transformer, Relay Protection Calibrator, Multi Frequency Induction Voltage Tester

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
China Electric Transformer Co., Ltd2014-11-03Large Transformer, Box-Type Transformer, Explosion Proof Transformer160000K CNYNot Supported
Shanghai Weimin Electrical Equipment Manufacturing Co., Ltd2012-02-23Large Transformer, Voltage Regulator, Transformer1000K CNYSupported
Shandong Dexiang Ventilation Equipment Co., Ltd2015-03-31Large Transformer, Damper, Civil Air Defense Ventilation Equipment5000K CNYNot Supported
Beijing Yuanzhengli Environmental Protection Technology Co., Ltd2020-05-20Large Transformer, Commercial Motor Recycling, Professional Recycling Of Scrapped Motors10000K CNYNot Supported
Shaanxi Fushen Industrial Equipment Co., Ltd2008-04-09Large Transformer, Equipment Oil, Precision Instrument Oil1000K CNYNot Supported
Jining Dingrun Petrochemical Co., Ltd2018-07-03Large Transformer, Solid Lubricant, Air Compressor Oil 5000K CNYNot Supported
Jinpan Intelligent Technology Group Co., Ltd2013-06-13Large Transformer, Photovoltaic Prefabricated Cabin, Ring Main Unit50000K CNYSupported
Shandong Pusi Lubricant Technology Co., Ltd2021-07-26Large Transformer, Sewing Machine Oil, Diesel Engine Oil5000K CNYNot Supported
Yancheng Yuntao Transformer Manufacturing Co., Ltd2012-02-09Large Transformer, Mining Transformer, Transformer51800K CNYNot Supported
Wuhan Chengyuan Electric Co., Ltd2001-06-12Large Transformer, Relay Protection Calibrator, Multi Frequency Induction Voltage Tester10000K CNYNot Supported

Purchasing Guide

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

  • For procurement needs that require the use of large transformers, it is recommended to prioritize confirming key technical parameters such as rated capacity, voltage level, and insulation heat resistance level to ensure compatibility with the power grid or industrial scenarios.
  • When evaluating suppliers, a comprehensive examination can be conducted on product compatibility, business qualifications, enterprise activity, industry performance, and platform statistical information. Such enterprises are usually able to provide more stable power equipment support.
  • Large transformers are commonly used in wind farm boosting stations or the metallurgical industry. When purchasing, special performance such as short-circuit resistance or harmonic suppression should be considered based on different scenarios.
  • When selecting suppliers, attention should be paid to their industry data performance, such as practical application cases in high-voltage direct current transmission or rail transit fields, which may affect the long-term operational reliability of equipment.

Knowledge Base

Q

Choosing a large transformer room door requires comprehensive consideration of functional requirements, material construction, design features, industry standards, and later maintenance. The door body should have good physical isolation, dust and water resistance, fire and flame retardant properties, and suitable materials and opening methods should be selected according to environmental conditions. At the same time, following national and industry standards, priority should be given to selecting products with reasonable structure and easy maintenance to ensure the safe and stable operation of power facilities.

Q

This article provides a detailed analysis of the installation process of large transformers, including key steps such as site selection and foundation construction, transportation and hoisting, electrical connection and testing. Combining with the International Electrotechnical Commission (IEC) standards and actual engineering cases, specific parameters (such as foundation bearing capacity of ≥ 150kPa) and operational precautions are provided to ensure safe and efficient installation.

Q

This article introduces the capacity of large transformers, including commonly used capacity specifications and their corresponding application scenarios, and briefly introduces the calculation method of transformer capacity.

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