The market still fluctuated in four hours to choose the direction. It hit 31500 many times in the past half month but fell steadily to the 29800 range. The overall trend is still bullish. It has only entered a shock adjustment recently. After falling early on Friday, it stopped at 29500 and rebounded to 30100. Short-term operation It’s no problem to sell high and buy low. Today, you can still go long if it falls back to 30160, and look at 30800. You can enter the market at 1850 and look at 1920.

(for reference only)