1, Man Cang operation: Man Cang operation is to buy all the funds into stocks, and the remaining funds are not enough to buy 100 current stocks. Note: Positions mainly refer to the proportion of funds used in securities capital accounts, which can be divided into light positions, semi-positions, heavy positions and Man Cang according to different degrees.

2. Multiple orders: In futures trading, holding futures contract positions is called holding positions. Among them, holding multiple positions is called holding multiple orders, which is referred to as holding multiple orders.