As a card issued in cooperation with ETC, China Bank American Express Card can automatically deduct fees from the credit card after using ETC channel. I suggest you keep it. If you really need to cancel, you can call the credit card customer service hotline 4006695566, and select 0 key to turn to manual service to handle the pre-cancellation account, but you need to cancel the label card first, and then cancel the credit card. You can call the credit card customer service hotline 4006695566, and select 0 key to turn to manual service to cancel the label card.
The above contents are for your reference. Please refer to the actual business regulations.
If in doubt, please consult the online customer service of China Bank or download and use the mobile banking APP of China Bank to handle related business.