Group 1 - The stock price of Yongmoutai closed at 14.73 yuan on August 21, down 0.37 yuan, a decrease of 2.45% from the previous trading day [1] - The trading volume on that day was 137,851 hands, with a transaction amount of 204 million yuan [1] - Yongmoutai's main business includes the research, production, and sales of automotive aluminum alloy components, such as engine blocks, cylinder heads, and transmission housings, primarily used in passenger and commercial vehicles [1] Group 2 - On the evening of August 21, Yongmoutai announced that there were no overdue situations after company verification, clarifying market rumors [1] - On August 21, the net outflow of main funds from Yongmoutai was 24.5795 million yuan, accounting for 0.51% of the circulating market value [1] - Over the past five trading days, the cumulative net outflow reached 91.8094 million yuan, representing 1.89% of the circulating market value [1]