A supports two-way trading, which can buy up or down, and there is room for profit regardless of the bull market and bear market;
B) t+0 trading mode, free trading on the same day, unlimited times and flexible operation;
C implement the margin system, using the leverage principle, investors can get multiple returns under certain risks;
D cash delivery, high market liquidity, futures contracts can not be held indefinitely;
E stock index futures market trades according to the economic index of the stock market, avoiding the phenomenon of "only increasing the index without making money"