Gambling is equal in level. Profit and loss are also random. In futures trading, the object of trading is commodities. The price of goods will fluctuate up and down. But there will be a relatively stable interval. Like eggs. It has been fluctuating between 3000 and 5000. We can earn the difference by throwing high and sucking low. In addition, gambling is illegal, while investing in futures is legal and beneficial to the national economy.