Commodity exchange is a special type of financial transaction. In order to manage commodity price risks, the two sides agreed to exchange cash flows related to commodity prices, including commodity price and interest swap, commodity base swap, commodity decomposition difference swap and derivative macroeconomic swap and inflation rate swap. The most common is the exchange of fixed-price and floating-price commodities. LZ wants to know more, you can go to Jintong Academy, where there is a lot of basic knowledge of futures. I'm from Jintong. I hope I can help you.