Add-on cards are supplementary cards linked to the primary credit card and can be issued to the primary cardholder’s immediate family members. The add-on cardholders can use the card independently and enjoy its benefits, and the primary cardholder can set limits.

​Add-on cards are supplementary cards linked to the primary credit card and can be issued to the primary cardholder’s immediate family members. The add-on cardholders can use the card independently and enjoy its benefits, and the primary cardholder can set limits.