1. Taobao, ranging from a few dollars to dozens of dollars, send the information to the seller one day in advance to make an appointment. On that day, he will take a sealed fake group order and give it to you through customs. Without a tour guide, you won't be allowed to leave if you have a group order to enter or leave the country; 2. Looking for it at the customs on the day of leaving the country, there are many, and the price is dozens, which is the same as that on Taobao. After entering the country, you can move freely within the specified date, or you can leave the country alone.