If sampling, according to the tariff line of 10%, the postal tax is less than that of 50 yuan, and the value of self-carried articles is less than 5,000 yuan.
It is suggested that the soles of the mail should be wiped clean, the labels should be torn off and tidied up. It feels like second-hand shoes, so even if they are found out, they don't have to pay customs duties.
Extended information: transit tax transit tax, referred to as "transit tax", also known as "toll tax". Refers to a tariff levied by a country's customs on foreign goods sold to a third country through its own border or customs territory. Transit tax was first produced and popular in European countries, with the aim of increasing national fiscal revenue. Since the second half of the19th century, many capitalist countries, such as France, Britain, Belgium, the Netherlands, Germany, Switzerland and Greece, have successively abolished transit taxes and replaced them with licensing fees, visa fees, statistical fees and stamp duty.
The purpose of levying transit tariffs is to increase fiscal revenue. With the development of international trade, especially the improvement of traffic conditions, the General Agreement on Tariffs and Trade (GATT) cancelled the transit tariffs of all its members through an agreement. According to the provisions of Article V of GATT (1994), all members are exempt from transit tariffs except for some service management fees for transit goods.
Reference: People's Republic of China (PRC) Import and Export Tariff Regulations Baidu Encyclopedia