Those black platforms allow you to make ordinary transactions by constantly calling orders, and the background can change their data, so that you can earn your commission and principal. If you are lucky enough to make money, paying money is also a big stop.

Don't always believe in shouting orders. If they're really that good, it's not easy to cheat. If they had worked in Man Cang, they would have become billionaires.

Let's learn the basics.