How to query the service password of Unicom mobile phone card through SMS?

1. The initial service password is the last six digits of the mobile phone number, which needs to be modified before you can query and handle business. You can reset the service password through the online business hall of China Unicom, or you can send a short message "MMCZ#6 new password # 6 digits after ID number" to 100 10 according to the prompt.