Once a contract is done, it is like a cash machine. Follow the trend and you will never go wrong. If a contract is done wrong, it is like a man-eating monster, which will make people fall into ruin and leave no bones. A truly responsible teacher will tell you how to make stable profits and establish a trading system. Only scammers who make money forever will give you points every day. Blindly following the trend without a theoretical basis will eventually be harvested in one wave. Many contract groups cooperate with Pixiu Exchange. Let you make a little money in the early stage, and then directly swallow up all the principal.