You can go to www.cmbchina.com, the homepage of China Merchants Bank, click "Personal Banking Popular Edition" on the right, enter the card number and inquiry password, and then log in. After entering, please click "Account Management"-"China Merchants Bank SMS Service" to see if it is enabled.
If not, please open the interface and select the "Function Enabled" option to apply.
Tips: The charging standard of SMS function: 3 yuan/month/card, free of charge three months before opening (including the opening month) (cancellation will no longer enjoy the discount); Pension account, subsistence allowance account, medical insurance account and unemployment insurance account are free; Sunflower and above customers are free.