1. Fixed stop loss method. This is the simplest stop-loss method, which refers to setting the loss at a fixed ratio and closing the position in time once the loss is greater than this ratio. Generally suitable for two types of investors: one is investors who have just entered the market; Second, investors in risky markets (such as futures markets). The mandatory effect of fixed stop loss is obvious, and investors do not need to rely too much on market judgment. 2. Technical stop loss method. More complicated is the technical stop loss method. It combines stop-loss setting with technical analysis, and sets stop-loss orders at key technical positions after eliminating random market fluctuations, thus avoiding further expansion of losses. This method requires investors to have strong technical analysis ability and self-control. 3. Unconditional stop loss method. Regardless of the cost, the stop loss on the road is called unconditional stop loss. When the fundamentals of the market have undergone a fundamental turning point, investors should abandon any illusions and fight at no cost in order to preserve their strength and choose the right opportunity to fight again. Fundamental changes are often difficult to reverse. When the fundamentals deteriorate, investors should make decisive decisions and cut their positions out. In addition, you can also ask a professional analyst for guidance 1:/