First of all, you must be able to find information about this company. If you can't find his information, it must be false.

Secondly, we should also be cautious about those that are ridiculously cheap, because if they are too cheap, there is the possibility of adding money in the middle.

Then, we must discuss with the training institution in advance, and it is best to pay according to the contract.

Finally, if you want to do Baidu optimization promotion of training institutions, please find Li Lei Network.