Futures trading can be operated in both directions, that is, it can buy up or buy down. Two-way warehouse opening is to pay the bill and sell the bill, which has the function of locking the warehouse. It is common that the form is not clear enough. If you don't want to close your position, you can place an order in the opposite direction, so there will be no loss, and then go in the opposite direction after the situation is clear. Then holding a position in the same direction means only doing one direction.