Will deduct money. If the utilization rate of funds exceeds 100%, additional margin is required, otherwise it may be leveled by the system. Every day from 3 pm (maybe later) to 9 pm, use the settlement price to calculate the profit and loss, and resume using the current price after 9 pm. The leverage of futures comes from the margin system. If the margin rate is 10%, then a decline of 10% means a loss of 100%, and heavy positions are easy to explode.