Yes, it is the annual platform fee, which is paid every year. The industries on the AliExpress platform are divided into eight major business scopes, each of which is divided into different business categories. Each AliExpress account is only allowed to select one business scope, and can operate across business categories under this business scope. (Note: "Special Category" does not implement merchant access separately. As long as the seller is allowed to join any business category, he can obtain the "Special Category" product release permission)

You can quit midway. According to the regulations, you can get a refund based on the length of time if you quit midway. But the premise is that it does not involve infringement, counterfeiting, prohibition, and other store closure issues

Infringement is a more serious problem now. It is best to confirm before selecting products and shipping, otherwise the consequences will be quite serious. Export Easy has been in business for many years. Their sales can help check. Basically, every time you select products or want to ship them, you just send photos of the products to them and ask them to check whether they are infringing, counterfeit, prohibited, etc. Export Easy’s staff will give you feedback based on their previous experience with other customers and the feedback from the customs. It can still be used as a reference~~ Now you still have to do it formally~