In other words, the trend of futures is a period of rise or fall. Then let's make a judgment and follow this trend to buy up or down. But it is difficult to judge this trend in practice. When you see the trend, maybe this trend has come to an end and missed the best time to participate! Novices generally can't grasp this trend, and a little adjustment will scare themselves out! Therefore, people who operate futures often say: "I got a knife and didn't get less." Drink a soup when eating meat and run away "; I hope I can help you!