You can cancel the unused ICBC credit card. You can cancel your credit card with your ID card through the bank branch counter, or you can call ICBC customer service to cancel your credit card.

Credit card points can be combined. China Industrial and Commercial Bank Credit Card Points Rules:

If the cardholder applies for both the primary card and the secondary card of the same ICBC credit card, the integral of the primary card and the secondary card will be calculated under the primary card account, which will make the credit card integral increase faster.

In addition to ICBC credit card points, ICBC credit card points can also be transferred, as follows:

The transfer of credit card points of ICBC is limited to the transfer of the same type of consumption points between different cards of the same customer (that is, the same customer number); Credit cards, credit cards and special cards can transfer all consumption points and specific consumption points; Only all consumption points can be transferred between international credit cards and debit cards, between international credit cards and debit cards, and between credit cards and special cards.