Another scenario is when you have not set a stop loss and your account has already suffered significant losses and cannot bear to close the position. In order to prevent greater losses or exposure, you can also choose to lock in the loss operation. After locking orders, there is often an important operation that is forgotten, which is to add a stop loss to orders in the opposite direction of analysis, which can be set slightly higher2-3A point is swept back and forth to prevent excessive fluctuations before the real market goes out.