First, the statement query

Check your billing information through the bank statement sent to you every issue.

Second, telephone inquiries.

Call the 24-hour service hotline 400-820-8788, and check your billing information according to the prompts.

Third, SMS query

Use the reserved mobile phone to edit the short message "ZDCX+ space+last four digits of card number" to 95528 to inquire about your billing information.