Is China Mobile Social Recruitment Officially Prepared?

According to your description, you signed up through a regular website and went through a complete social recruitment interview-written examination-physical examination process. The email address suffix that notifies you is also a regular email suffix for mobile employees. The fact that you were admitted is true and formal.

The question you asked is "Are you a regular employee?" You can't find it based on the above information. It is recommended that you contact the staff of your human resources department when recruiting to learn more about the details of the position you are applying for.