1. The reason why we can't see the bidding process of futures in call auction stage is the industry practice. The exchange doesn't issue it, and we can't see any software.

2. 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.

3. On July 1 day, 2006, the Shenzhen Stock Exchange launched an open call auction. That is, in the process of call auction, the real-time market reveals the reference price of call auction in real time. Open bidding auction time is from 9: 00 to 15 to 9: 25. Shenzhen Stock Exchange 14: 57 to 15: 00, and the real-time market display includes securities code, securities abbreviation, previous closing price, virtual opening reference price, virtual matching amount and virtual mismatch amount; 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.