In an upward trend, look at the support level; in a downward trend, look at the resistance level.
Learn to choose rising varieties, and the sustainability is preferably 30~50 degrees.
One Yin crosses multiple lines, and the position is firm.
Yin breaks three lines, and the true form is exposed.
"Full warehouse" operation is a taboo, and it is not advisable to act alone. You must know when to stop when changing unpredictably, and enter and exit freely while observing the opportunity.