Mobile phone card cancellation, password problem

Hello, if you are a Jiangsu Mobile customer, the service password is your credential when handling business. It is 6 digits and is also the password you enter when logging into the online business hall. If you forget your password, you can reset your password in the online business hall/index.jsp#MMFW_MMCZ; you can also send a text message "342*ID card number" or "CZMM*ID card number" to 10086 to reset your password. The SMS method is only Open to customers with ID cards. For your reference, thank you for using China Mobile Communications.