If in doubt, please consult China Mobile Company.

10086.

10086 customer service hotline provides you with business services such as business consultation, business acceptance, complaints and suggestions on mobile communication through manual, self-help voice, SMS, fax and email.

Reminder: Mobile phone customers in China are free to call 10086 in China (the long-distance charges arising from the call are charged according to the actual situation), and the calls to 10086 are free.