More than one refers to leveling more than one order in the hand, which generally leads to a price drop (decline), which is called profit taking;

Empty balance refers to the empty order in the hand of liquidation, and the profit of empty order will generally cause the price to cover (rise), which is called profit covering;

Empty flat is not necessarily bullish, sometimes bears will make up for it in the face of relatively strong support, and the price will rebound, which will further smash the market.