There are all kinds of technologies, and they are constantly innovating. Bankers are divided into big speculators, speculators and speculators, which is the formation principle of stock trading. Generally speaking, there are four stages: first, sucking goods, washing dishes, pulling and lifting, and shipping. There are many methods in each stage, which can change at any time according to the change of disk surface, but the general direction is set in advance and will not change. You just need to know that the dealer must cheat the chips from you first, and then use various methods to raise the stock price after he has enough goods, so that you can catch up with the high position. Specific methods, such as suppressing, pulling up, sideways, releasing negative interest, etc., can be used at different stages, depending on your own analysis.