1. Cardholders can call the 24-hour customer service hotline by using the home phone or mobile phone reserved in the application form, activate the card according to the voice prompts, and set the transaction password and inquiry password.

2. Enter JHxxxx(xxxx is the last four digits of the credit card number) on the mobile phone registered by the bank, and the mobile user will send it to:1065710900096888; Unicom users can activate it by sending it to:10655021kloc-0/009988.