Read more books. K-line, moving average, support resistance, tangent theory, morphology, Gann, Eliot, securities trading psychology and so on. The above is a technical analysis. My basic analysis of futures is not very clear. Look more. Find the technology that suits you. Then according to this technology, an operation plan (including admission, overweight, stop loss, appearance, etc.) is formulated and strictly implemented. This is the trading system.