Look at capital and technology, both are indispensable. If you have both, it should be promising. The most important thing is to learn short-term skills. Playing short-term not only requires good short-term skills, but also has a lot to do with psychological quality. If you play in the middle and long line, it will be easier to learn, and you can learn to be a master in the middle and long line casually. But if the principal is small, such as the principal of 6,543,800 yuan, you will double it every year. When can I make a lot of money? It is good to speculate in the medium and long term, and of course technology is needed.