Floating profit and short position means that when the stock is profitable, investors think that the stock will rise later. In order to get more profits, they will increase their positions to raise their cost price. After jiacang, the stock price will fall, and the current price of the stock will be lower than its position cost.

Investors can choose to increase their positions after the stock gains. However, investors should reasonably control their positions in the process of adding positions, and it is best to buy in light positions, leaving enough funds to deal with the risks brought by the decline of individual stocks in the later period.