The logic is all right, but the result is wrong. Why? There is something wrong with the structure and mentality. The structure is the buying price, the timing mentality is that the price pollutes the value judgment, is occupied by panic or greed to occupy the inner information, easy to obtain logic and is not difficult to analyze, the difficult is a good structure + good mentality and then there is a good result, the good or bad of the target is actually relative, there is no absolutely good target and there is no absolutely bad target, often the profit comes from a good structure, the natural result under a good mentality