1) If the effective subscription amount is less than or equal to the online circulation, it means that there is no need to shake the number?

In other words, when the effective subscription number of new shares does not exceed the number of new shares issued, new shares can be obtained as long as they are subscribed. If the number of valid subscriptions exceeds the number of new shares issued, a lottery will be held to decide who will win the lottery and who will have the right to subscribe for these new shares after the lottery. This kind of thing happens relatively rarely in China stock market.