In addition to the general points of futures, stock index futures have a certain peculiarity. It mainly manifested in the functions of stock index futures, billing methods, the transaction object and transaction procedures. 股指期货除了与一般期货有一定的共性外,也有一些自己的特性,主要表现在股指期货的功能、结算方式、交易对象和交易程序上。