Chengdu Ou Kai Automation Vocational Skills Training Institution and Chengdu Snail Creative Vocational Skills Training School, etc. According to Baidu map query, Chongzhou CNC programming training school includes Chengdu Ou Kai Automation Vocational Skills Training Institution and Chengdu Snail Creative Vocational Skills Training School. Numerical control programming refers to the numerical control machining center, that is, the kind in which ordinary machining machines become computer controlled.