Generally, the cost of learning this technology is between 5000 and 7000.
It depends on your province, and the prices are different in different provinces.
I suggest you experience it yourself, it will be better.
5. Go and have a look. If it is good, I am making my own decision.
6, generally study this 1-2 months, depending on your entry ability. Then decide for yourself.
I hope I can help you and wish you a happy life.