You will need to use your Promo Codes at GHP Group by following these steps: Make sure you have an account in GHP Group; if not, you can create one first, then select your favorite products to add to your cart. Then, click Pay, select the corresponding available Coupons, and select your preferred payment method. Please note that each GHP Group Coupon Codes has its own rules of use, if your order is eligible for ghpgroupinc.com, it can be used.