1. View the capital flow in the futures market: In the futures trading software, you can view the current capital flow in the futures market through the "Capital Flow" function. The capital flow is calculated according to the futures trading data of the day, showing which futures varieties have a large trading volume, which varieties have a small trading volume and which varieties are at a medium level. Through the flow of funds, we can quickly screen out the current hot speculation varieties, and which varieties have obvious capital inflows and outflows.

2. Pay attention to the trend of capital inflow and outflow: By observing the trend of capital flow, we can understand the overall trend of the market and the changes of capital flow. If the capital flow shows a continuous upward or downward trend, it may mean that the market sentiment is optimistic or pessimistic, and investors' risk appetite will also change accordingly.

3. Analyze the reasons for capital inflow and outflow: There may be many reasons for capital inflow and outflow, including market supply and demand, policy changes, international situation and so on. By analyzing the reasons of capital inflow and outflow, we can better understand the operating rules and trends of the market, as well as the future trends and opportunities.