1700 yuan tmall flagship store bought two pieces of clothes, both of which were defective and dirty. Can you ask customer service to exchange them? The customer service said that she couldn't guarantee this. Since it is Tmall's flagship store, you must ask the seller to send you the latest and best clothes. Now all the clothes you bought are defective and dirty, and the customer service also replied that the clothes you changed can't guarantee that there is no problem. You can complain to the clerk or the market supervision bureau about the business. Or you can choose to return the goods for a refund for seven days without reason.