After the introduction of stock index futures in Taiwan Province Province of China, the trading volume is much lower than that in the stock market. With the development of the market, people's familiarity with stock index futures has gradually improved, and the trading volume of stock index futures has also gradually increased (see Figure 20). After the stock market adjustment, the two markets showed a trend of mutual promotion. Figure 20 Spot trading volume of futures in Taiwan Province Province To sum up, after the introduction of stock index futures in South Korea, China, Hongkong, China and Taiwan Province Province, China, the trading volume in the stock market increased obviously, because the introduction of stock index futures improved the security and enthusiasm of market capital trading and accelerated the pace of capital entering the market. After the introduction of stock index futures, in the long run, the scale and liquidity of the capital market will be significantly improved; At the same time, funds will also pay attention to the constituent stocks in the index of stock index futures, which is of positive significance to improve the capital flow in the stock market and improve the efficiency of capital use.