The age required for handling the main card and the auxiliary card of a credit card is different, as follows:

Credit card master card processing: a natural person aged between 18 and 60 with full civil capacity;

Credit card secondary card processing: minimum age 13 years old, the secondary card is the immediate family member of the main card holder. /kloc-A copy of the household registration book is required for those under 0/6 years of age, and/kloc-Those over 0/6 years of age must have full capacity for civil conduct.