If you want to do futures, you can learn from people in futures companies for a period of time, understand the basic futures knowledge, be familiar with the use of futures market software and trading software, and be familiar with the specific information of each futures product and the calculation method of trading margin.
Then pay more attention to the trend of foreign futures markets, and domestic futures varieties are linked to foreign countries.
There is a positive correlation between futures price and spot price. For example, if cotton prices rise, the corresponding cotton futures prices will definitely rise.