Jinan Qinghe Electric Co., Ltd. is a joint-stock limited company restructured from Jinan Qinghe Special Transformer Factory founded in 1992, headquartered in e-center of Luneng Xiuyucheng, central district of Jinan, with a registered capital of 104.6 million yuan, and is a comprehensive high-tech enterprise specializing in the research and development of intelligent electrical technology, the manufacture of transmission and distribution equipment, the turnkey construction of electric power projects and repair and testing services. The company has passed ISO9001 quality system certification, ISO14001 environmental management and OHSAS 18001 occupational health and safety management system as well as the national mandatory product certification (3C), and is a permanent supplier of the State Grid and the Southern Power Grid.The company has 28,000 square meters of standard production workshop, 3,000 square meters of office building, more than 2,000 square meters of staff apartment, the existing staff of 225 people, including 27 engineers and technicians. The company has a full set of ele
Oil-immersed and dry-type transformer solutions
Design support for industrial and grid projects
Strict testing, stable delivery and long service life

10y
Transformer manufacturing
24h
Engineering response
1880+
Factory test records
Factory Capability
Transformer Engineering Support
From oil-immersed transformers to dry-type transformer projects, our team supports selection, design confirmation, factory testing, delivery planning, and after-sales service for power distribution systems.
Factory Testing
Routine inspection before delivery
Stable Insulation
Designed for safe long-term operation
Custom Design
Voltage, capacity and enclosure options
Project Delivery
Support for grid and industrial sites
Need a transformer quotation or technical selection?
Send your voltage, capacity, installation environment, and quantity. We will help match the right transformer solution.
Engineering Workflow
Transformer Project Process
Requirement Review
Confirm voltage level, capacity, installation environment, cooling method, protection class, and delivery schedule.
Our engineers review the project parameters before recommending a transformer configuration.
Technical Proposal
Provide product selection, outline drawings, key electrical parameters, accessories, and quotation details.
The proposal can be adjusted for indoor, outdoor, industrial, utility, and renewable energy applications.
Production & Testing
Manufacturing follows process control, insulation inspection, winding checks, assembly inspection, and routine testing.
Test records help verify performance before packing and delivery.
Delivery & Service
Coordinate packing, shipment, installation guidance, spare parts support, and long-term technical service.
After delivery, our team remains available for operation questions and project follow-up.
Transformer Applications
French
Spanish
Arabic

