1, regardless of whether it is formal or not, choose a big company if you want, and don't choose a small organization that a few people improvise. There is no guarantee.
2, working time, whether this description is professional.
3. Economic strength, this is the guarantee.
4. The teaching environment directly affects the learning effect.
5. Is there a professional team of teachers and R&D teams?
Although the passing rate of our training courses in public education cannot be said to be 100%, it is indeed not low. For information about training courses and prices, please consult your local Chinese public education. I hope I can help you.