Log in to the CCB Credit Card Points Mall, register a username with your email address, and set a login password. After logging in, select "Selected Cards and Vouchers" in the "Gift Category" on the homepage, and select the Haagen-Dazs coupon (15,000 points to redeem single-ball ice cream coupons), submit the redemption, and enter the credit card information to complete the redemption. Currently, electronic cash coupons, phone bills, etc. can only be redeemed online.