Call auction means that every trading day at 9: 0015-9: 25 am, investors can freely apply for buying and selling stocks at their acceptable psychological price. Call auction mainly produces the opening price, and then the stock market will continue to buy and sell. Open bidding auction time is 9: 00, 15 to 9: 25. Shenzhen Stock Exchange 14: 57 to 15: 00. You can receive or cancel the declaration from 9: 00, 15 to 9: 20, and you can receive the declaration from 9: 20 to 9: 25, but you can't cancel the declaration.

The trading time of Shenzhen 300 index futures is designed to be slightly longer than that of securities, which is 09:15-1:30,13: 00-15:15.

Stock index futures 09: 10 ~ 09: 14 is located in call auction, and 09: 14 ~ 09: 15 is the matching trading time.