USDT, commonly known as TEDA coins and U coins, is a dollar-based token, which was introduced by Tether Company registered in the Isle of Man and Hong Kong around 20141.

USDT transactions may lead to risks such as money laundering and terrorist financing, and even directly constitute a criminal offence of money laundering or terrorist financing. It may also lead to administrative and criminal investigations that violate capital controls and foreign exchange controls, and even directly constitute corresponding crimes, including but not limited to administrative and criminal cases such as fraud, theft, pyramid schemes, illegal fund-raising, illegal transactions, corruption, bribery and bribery, and even directly constitute corresponding crimes.