Of course, it is not necessarily a yang line, it can also be a yin line, as long as it does not make a new low ahead, we can mark this bar as zero.
It is also called a moving point of the trend. Counting the last three by moving the point back, one, two and three appear. What conditions must they meet for these two and three?
Like everyone, continue to see that these three bars must meet the highest price of No. 1, which is less than the highest price of No. 2, and the highest price of No. 2 is less than the highest price of No. 3. them.
They can be continuous or discontinuous. In other words, one, two and three actually appeared suddenly in a process of continuously decreasing downwards.
A change point that does not make a new low. After this condition is met, if the stock price starts from the abnormal point of zero, the abnormal movement following its trend will continue to rise. Here is the continuation of the trend, or is it simply the opposite.
For the rebound, we need to judge the third point here. We can use the highest price of the three as the critical point of the trend. In other words, you can draw a line for the highest price of three.