For example, if you have 100W and don't have any stocks, you can sell this 100W stock and then buy it back to the dealer when the price falls.

For example, 100W can sell 65438+ ten thousand shares 10 yuan. For example, if the stock falls to 9 yuan soon, you can buy 654.38+10,000 shares with 900,000 yuan, and then you earn 654.38+10,000 shares.