If your pending order is in the cloud, you will close your position but trade at the opening price. If you simply hang the order on the computer, your stop loss order will be automatically cancelled at the end of the day.
In order to prevent the gap from causing big losses, it is recommended to do intraday trading and close the position before closing.
The stop loss point of commodity futures is lower than the opening point of the next day. You need to know your closing price now, so you can close your position. But it is not recommended that you lock the warehouse, which can lock the cost, but it also limits the utilization rate of funds.