The direct cause of financial futures trading is the collapse of the fixed exchange rate system. The influencing factors of financial futures are price level, general price level and its change data, which are important information to show the overall economic vitality. Second, government policies, such as the United States, whose policy orientation and measures will have a significant impact on the interest rate level. The third is intervention measures. In order to manage the currency, the central bank or the US Federal Reserve can still temporarily change the supply of circulating funds in the market by other means. Fourth, economic indicators and the supply of goods related to industrial activities also affect the flow of market funds.