(2) Price discovery function. Under the condition of market economy, prices are formed according to market supply and demand. Traders from all directions in the futures market have brought a lot of supply and demand information, and the transfer of standardized contracts has increased market liquidity. The price formed in the futures market can truly reflect the supply and demand situation, and at the same time provide a reference price for the spot market, which plays the role of "discovering prices".
(3) Conducive to market supply and demand and price stability. First of all, the futures market trades futures contracts that will be fulfilled in a certain period of time in the future. It can make buyers and sellers predict the future supply and demand of commodities according to the futures price before the start of a production cycle, guide the production and demand of commodities, and play a role in stabilizing supply and demand. Secondly, due to the involvement of speculators and the multiple transfers of futures contracts, the price risks that buyers and sellers should bear are evenly distributed to many traders involved in the transaction, which reduces the scope of price changes and the risks that each trader bears.
(4) Save transaction costs. The futures market provides a safe, accurate and fast trading place for traders, improves trading efficiency, avoids the occurrence of "triangle debt", and is conducive to the establishment and perfection of market economy.
(5) Futures trading is an important investment tool, which helps to make rational use of social idle funds. Futures exchange can promote the development of local tertiary industry and prosper local economy.