Double opening, new long position and new short position.
Open more, and the bulls take the initiative to open positions.
Empty and flat, bears take the initiative to close their positions.
Shuangping, the old cow and the old bear closed their positions.
How flat, the bulls take the initiative to close the position.
Short positions change hands: short positions change hands, that is, the old positions are bought and closed, and the new positions are sold and opened;
Changeable: the bulls change hands, which means that the old ones sell more positions and the new ones buy more positions;