1. Operation Certificate Textbook: Welder, China Labor and Social Security Publishing House. Learning: basic knowledge of welding and cutting; Safe use of welding and cutting electricity; Fire and explosion prevention of welding and cutting; Occupational health protection in welding and cutting operations; Special welding and cutting operation safety technology; Basic operating skills.

Second, the vocational qualification certificate teaching material: Welder (Junior Middle School) China Labor Publishing House. Mainly study the knowledge of reading pictures; Knowledge of common metal materials; Metallurgy and heat treatment; Electrical knowledge; Welding arc and arc welding power supply; Arc welding process; Commonly used welding materials; Welded joints and welding forms; Basic operating skills.

Training period 1. The total teaching time of operation certificate is 100 class hour, which spans about 30 days; Among them, the theoretical part is taught for 50 hours; The practical part is taught for 50 hours. Second, professional qualification certificate: teaching 290 hours, theoretical basis 1 12 hours; Operation skills 152 class hours. It takes about 60 days.