A trading day in Jingdong Small Treasury is one day. The trading day refers to the date when the transaction takes place. Until the stock market closed that day. Modern refers to the trading date of securities, futures and materials. For example, the trading day of stocks is Monday to Friday, except holidays.

T-day and T+ day sometimes appear in financial management. Generally speaking, T-day refers to the current day (before trading day 15:00), T+ 1 refers to the next trading day, and so on.

Under normal circumstances, a trading day ends at the end of the transaction.