08: 59 Determine the opening price

The trading officially opened at 9 o'clock.

Then change up and down according to the minimum price change unit.

How different are the minimum variation units of these varieties? Have a plenty of 1 yuan, 2 yuan, 5 yuan, 10 yuan.

Can be traded normally, without ups and downs.

After the daily limit, you can close multiple positions or open empty positions.

When the limit falls, you can close short positions or open multiple positions.