Can the purchased options be position squaring at any time before the expiration date?

Options before the expiration date, whether long or short, can be traded at any time according to the market price during the trading session before the expiration date.It should be noted that for options on the expiration date, BiyaPay will check the available funds in the stock account two hours before the market closes. If the available funds in the stock account are insufficient for exercise, forced liquidation will be triggered.