The trading hours of Shanghai and Shenzhen Stock Exchanges are from Monday to Friday, from 9: 30am to11:30am and from1:00pm to 3: 00pm. Except statutory holidays.

Every morning at 9: 15-9:25 is call auction time, in which call auction cancels the bill free of charge at 9: 15-9:20, and call auction cannot cancel the bill at 9:20-9:25. Open at 9:30 and close at 1 1:30; Open at 0/3: 00 pm/kloc-and close at 0/5: 00 pm/kloc-.

The closing price, also known as the closing price, usually refers to the final transaction price of a certain security on each trading day of the stock exchange. If the securities are not traded on the same day, the latest trading price is adopted as the closing price. For securities listed for the first time, the closing price is the average price publicly sold before listing. If the stock exchange opens the front and back markets every day, there will be a closing price in the front market and a closing price in the afternoon. Generally speaking, the closing price of the stock exchange in the afternoon is the closing price of the day. In China, Shenzhen Stock Exchange and Shanghai Stock Exchange, the determination of stock closing price is different. The closing price of Shenzhen Stock Exchange is the weighted average of all transactions in the last minute of each trading day, so the price of the last transaction is the closing price.

According to the latest regulations of Shanghai and Shenzhen Stock Exchanges, the closing price of Shanghai Stock Exchange is the weighted average price of all transactions (including the last transaction) one minute before the last transaction of the securities on that day. The closing price of Shenzhen Stock Exchange (including Growth Enterprise Market) was generated by call auction method in the last three minutes. If there is no transaction on that day, the closing price of the previous trading day shall be the closing price of that trading day.