# Card coupon

# Introductions

Mini Program card coupon interface support in the Mini Program to receive/See/use Official Account message template AppId Create membership cards, tickets, coupons (including universal cards). More methods of use for reference Mini Program & Card Voucher Open

# Terms of Use

At present, only the authentication Mini Program can use the card coupon interface, refer to guide For certification.

# interface

The Mini Program can be accessed via wx.addCard Interface to add a card voucher to the user. adopt wx.openCard Let the user select an existing card voucher.