The policy of t+ 1 is implemented in China, that is, those bought on the same day can be traded the next day. The number of transactions is not limited, there is no time difference, computer bidding is implemented, and the principle of fairness is followed. The principle of bidding transaction is high first, then low, first come, then arrive, first big and then small. The specific restrictions are as follows:

1. After the user sells the stock, he can buy the stock again on the same day.

2. The prescribed stock trading interval is 1 trading day.

3. After users buy stocks, they can sell them the next day.

Extended data:

Time related to stock trading

The stock trading hours are from Monday to Friday (closed on holidays). China's stock opening hours are Monday to Friday, 9: 30 am-11:30 pm-13: 00 pm-15: 00 pm, which is the same all over the country, subject to Beijing time.

9: 00 a.m.15 to 9: 25 a.m. is call auction time. When there is no transaction price on that day, call auction can input the stock price according to the closing price of the previous day and the stock market forecast of that day. During this period, the prices of all input computers are equal, and it is not necessary to trade according to the principle of time priority and price priority.

According to the principle of maximum turnover, the stock price is determined. Generally speaking, call auction prefers large quantities. Call auction time is 9: 15-9: 25, and you can hold documents, but you can't hold documents after 9: 25, and you can't trade freely before 9: 30.

Trading hours are 9: 30am-1:30am and1:00pm-3: 00pm, which can be entrusted or cancelled. You can entrust it in the night market, that is, entrust tomorrow's trading price in the evening, and automatically close the transaction when the entrusted price arrives the next day.