Short position refers to active liquidation, short position refers to buying and liquidating futures contracts that were originally short-sold, short position refers to active selling, but the added value of positions is less than the current quantity, and long position refers to active selling, but the added value of positions is less than the current quantity.

A futures contract is an agreement in which the buyer agrees to receive assets at a specific price after a specified time, and the seller agrees to deliver assets at a specific price after a specified time. If the position obtained by investors is to sell futures contracts (that is, to assume the contractual responsibility for future sales), it is called short positions or short futures.