On November 29th, a slippage of $10,000 occurred with no resolution. Around 4 PM Beijing time, the market experienced abnormal volatility and erratic price movements. Among the abnormal short orders were the following: When I requested a one-click closeout, the average price was around 4153 (refer to order number: 649775024, closed at 4153.88). Upon pressing the one-click closeout button, the system's instantaneous spread approached 1000 points, and the backend showed the position was closed at 4162-63. The abnormal long orders included: Order number: 649864284, with a take-profit price around 4175, but the system slipped to 4155.73, a difference of 20 points. This trade had a profit of approximately $1600 when I closed it. On the evening of December 12th, my account balance was still $50,000, with sufficient margin coverage and corresponding long and short hedges in place. However, at 16:47 system time, the account was subjected to a chain liquidation by the system.