1. In the stock market, being a banker and being a banker are both behaviors. The difference is that being a banker is a verb, representing the process of operating stocks, while being a banker is a result, representing the completion of being a banker.

2. There are two main points in the stock market: First, the dealer must directly participate in the competition, that is, in order to win; Second, the banker must have a way to control the development of the situation and make himself a shoo-in

3. Doing business refers to short-term (or long-term) manipulation of stock prices by taking advantage of capital or information. There will be a big pressure plate when selling suddenly, and then there will be intensive payment below. It seems that funds are buying in large quantities, but they are actually selling and buying themselves. At the same time, selling orders will be much more than paying bills, because many people will be attracted by the sudden heavy volume and participate in buying.