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Retreat from profit by 5 to 8 points,If you think it's cheap, you may start to build positions.In fact, if a stock is profitable,

I earned 20 points and didn't leave,In fact, if a stock is profitable,At this time, what you see in your mind is the old 20 yuan.

The more positions we add, the more we will lose.It's a psychological game between people.When we didn't see the support level,