Test the SMS after receiving the recruitment.

First of all, if the human resources department does not receive you in person, but contacts you by phone, it is generally considered as pyramid selling. You can say that it is ok to go to a place with good conditions to learn advanced knowledge, but if there is such a good thing, someone will send someone to pick you up. You are applying for training. This is good for you. Don't be careful The current level of fraud technology is very advanced.