Trading Technology · Rise and fall in day time
The first time, establishing sell positions -1X;
The second time, establishing sell positions -1X;
The third time, establishing sell positions -1X;
Before market closing time, finished all positions -（-1X + -1X + -1X）= + 3X.
X is the meaning of the variable.
Different people, different economic strength, the size of funds is certainly very different, X represents order size.
NO Frequency Positions, NO Inverse Positions, NO Heavy Positions, NO Average Positions.