I think it is very important to choose a suitable training base. Only when you really learn something can you go out to work with peace of mind. When we study a thing, we should consider asking him three questions: first, whether the certificate is authentic, whether it is issued by a national government agency, and whether it is universally used throughout the country; Second, whether the teacher has practical experience and whether we can learn anything; Third, the employment problem. If you meet the three conditions of interconnection and mutual home, you can join.