Special operations and national professional qualifications: (electrician, welder, scaffolder, signalman, plumber, bricklayer, carpenter, craftsman, bricklayer, lathe worker, green chemical, automobile mechanic, automobile painter, automobile electrician, refrigeration mechanic, etc. )

Low-voltage electrician forensics 380 yuan reexamines 240 yuan (training fee, registration fee, examination fee, physical examination fee)

High-voltage electrician forensics 450 yuan reexamines 240 yuan (training fee, registration fee, examination fee, physical examination fee)

Welder 450 yuan to review 240 yuan (training fee, registration fee, examination fee, physical examination fee)