But if you regard it as an interest or a way to solve your psychological and emotional problems, it is a better choice.
If you study, you can choose to take classes to study with a national psychological counselor. Take the third grade exam first. If you feel interested in further study, you can apply for the class and take the second grade exam.
Time, generally speaking, the course study time is 1 year. But many of them may not pass the exam within one year, which depends on the understanding and merits of the landlord.