Normally, one discount code is only applied for one offer. However, If the users put a vast of items in their cart, it is easy to use one coupon code to purchase items. It depends on sanjing3c's policy, you can contact sanjing3c via mail for your reference.

To avoid this problem, you should check out carefully sanjing3c promo code before that promo code could be expired, some promo codes are tied to a minimum purchase, a first-time purchase, or tied to geography, and other reasons.

Shoppers can get coupons for their first purchase at the store. However, it is not all the time, sometimes, they cannot apply a discount on items selling out or items not contained in the promotion program. It depends on the time you shop at sanjing3c.

At the time of updating, sanjing3c has not applied Student Discount all year round yet. Check the official store and reach out to the customer support team to be clear.