1. You can go to New Oriental for training, which should be professional.

2. Generally, the cost of learning this technology is about 2,111-7,111.

3. It depends on your province, and the prices are different in different provinces.

4. I suggest you experience it yourself, which will be better.

5.

6, generally learn this for 1-2 months, depending on your ability to get started. Then decide for yourself.