First, the seller is buying goods to sell, and he doesn't want the buyer to go shopping with the supplier next time.

Second, the seller's products have certain quality problems, or the QR code is printed incorrectly.

Third, the seller's product may be another brand or a counterfeit product that does not belong to a close friend.

It is recommended to shop carefully to prevent losses. You must negotiate with Want Want for a full refund of quality problems, otherwise you can't take orders.