1. You can log in to mobile banking and transfer money to other bank cards. If the transfer is successful, it means that it has not been frozen. If the transfer fails, the transfer interface will prompt that the bank card has been frozen. Of course, there are many ways to transfer money, besides mobile banking, there are also online banking, Alipay, WeChat, and China UnionPay Express.

2. I take my bank card directly to the bank outlet or bank, and ask the lobby manager to help you check whether the card status is abnormal or frozen. It's frozen, so what is the reason? Just let the other side thaw.