After the confirmation, the customer tried to place stop and profit orders at the same time to speculate on the market, resulting in a sudden liquidation in the account due to his position against the market trends. it has no relation with the trading platform. And the liquidation is very common during trading. The following are the screenshots of order information.

The stop loss and liquidation line were fake. My account was liquidated until it consumed up. The customer service did not reply and later it disappeared.