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Does the SMS verification code sent by Postal Savings Bank after opening online banking cost money?

Hello, this is China Postal Savings Bank.

There are three security authentication methods for personal online banking: SMS, SMS+electronic token, SMS+UKEY; Among them, each electronic token or ukey charges the customer the 20 yuan fee; In the process of using personal online banking for accounting transactions, you need to use any of the above security authentication methods for verification.

Satisfied, please adopt.