How to sign a contract with SMS Bank? How to cancel the contract

Signing method: the main card customer can use the reserved mobile phone to send "QY+ last four digits of the card number+date of birth" to 1069028995568, and then sign the SMS banking contract. The account status corresponding to the card used at the time of signing the contract should be kept normal, and the content of the signing SMS should be sent in strict accordance with the standard format of "code+last four digits of card number+date of birth" (such as "QY0000 19870 102"), otherwise the signing will be prompted to fail. (Card number must be the primary card number)

Termination method: the customer can terminate the contract by sending "Unsubscribe from SMS Bank and cancel the contract" or "JY" to 1069028995568.