Just sold ten Jin; Closing a position is equivalent to selling what you bought before from your warehouse. You feel that the market outlook will fall. If you sell garlic. A bull is a bear. Short (bearish): For example, the current market price of garlic is a dime a catty; Whether the market outlook is up or down; Whether the market outlook is up or down, this is a bull. If you think the market outlook will go up, buy ten catties: for example, the current market price of garlic is 10 cents a catty, which is short, that is, long. If you buy garlic to open a warehouse, it is equivalent to buying something and putting it in your warehouse.