Record: 1, Don't resist, always remember, there is no absolute, certain, or inevitable trend in the market, the market is always right; don't use imagination to extrapolate trends, and don't be afraid that unknown factors will disrupt the trend, use stop loss and position sizing to manage surprises. 2, Small-level wave patterns are unreliable, large-level wave patterns are more stable; 3, Yearly K, Monthly K, Weekly K, 3-Day K, Daily K, 12H, 4H; 4, Technical indicators, moving averages;