Yes, you must have a valid Chemyo account in order to buy an item at the Chemyo site and use your coupon. During the process of buying an item on our site, you can use your Chemyo account to see more of our services.

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 Chemyo's policy, you can contact Chemyo via mail for your reference.

Once you find available coupon codes and are approved by the Chemyo official store, you can submit them to us at Coupon Submission. We are not responsible for the reliability of coupons provided by customers.

Usually, Coupon Stacking is not allowed at Chemyo. However, the store will surely give out notice if available.

For the first purchase at Chemyo, you can save up to 56% with our coupons, but you even can save more when buying on Special Discount Occasions.

By tracking Chemyo regularly, all new deals, coupons, and promo codes are constantly updated by us. Discounts here are the latest ones.