1, Henan Electric Power Welding Technology Training Center, established in the 1970s, is a professional base for welder technical training, examination and evidence collection, welding procedure qualification and technology development in local and internal systems, and a vocational skill training base for welder workers jointly established by Henan Federation of Trade Unions and Henan Provincial Department of Human Resources and Social Security.

2. Zhengzhou Electric Welding Machine Maintenance Training Center is located in the hardware and electrical appliance market in South China City, Zhengzhou City, Henan Province. The welding machine industry has accumulated for many years, and the training lecturer has more than ten years of welding machine maintenance experience and excellent technology.