Caution👀: Why does it say ""Coupon code is invalid"" after entering the Promo Code?

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Terms and Conditions

This offer is eligible to Watsons Hong Kong eShop only.  Only for MoneyBack members.

This offer is only valid from 29 May – 18 Jun 2026. MoneyBack Member purchase selected items:

1. *** upon $588, enter the promo code【MID588】FREE Coca-Cola Coke Mini Can 200ml 6p ***
2. *** upon $1,088, enter the promo code【MID1088】FREE Proluxury Multi-function 2-Tier Mini Food Steamer OR Handheld Fan ***

Only 1 promo code can be used per order. Randomly Distribute. While stocks last.

This offer cannot be used in conjunction with MoneyBack Member discount offers. This offer is not applicable to purchase of Gift Voucher, MoneyBack Thankful Promotion, Infant Baby Milk Powder(Stage 1), Bill Payment Service, Phonecards, All Reloading Service, Plastic Shopping Bag Charging, Redemption items, Designed Point/E-stamp Redemption Items, GLAM Haircare Products, #1DAYonly offer, Non-Discountable Products, new member promotion offer, Subscription Program, Body Check & Vaccine Package, Kai Tai counter, Chinese Medicine Practitioner’s Consultation Services, Online Medical Service, Dietitian Consultation Services and Prescription Products. Pre Order items, Pre Order items, Supplier direct delivery items (Including e-Voucher), $1 Crazy Deal items; calculated on a single invoice.  For more details regarding 'non-discounted items’, please refer to: qrs.ly/8hg27kr

Not applicable to express delivery service. In the event of disputes arising out of this promotion, the decision of Watsons shall be final.