Buy single bar 5 discount coupon without coupon code can not be used in the store. The way to use the buy single bar 5 discount coupon without a coupon code is as follows:

1, open the buy single bar APP, log in to your account, click OK.

2, at the bottom of the home page, select the personal center, click to enter.

3, in the page, select the coupon, click to enter, you can view the coupon code.