How to set the user name when Jining people socialize?

Log in to the social security bank to set it up.

Log in to the online accounts of social security banks and personal banks, and click the special options of branches. Select the transaction password setting of social security card, enter the social security card number, enter the mobile phone number to be bound, send the verification code, fill it in after receiving the verification code, then enter the password to be set, and click OK.