贝因美跌2.05%，成交额1.92亿元，主力资金净流出5165.69万元

Group 1 - The core viewpoint of the news is that Beiyinmei's stock has experienced a decline, with a drop of 2.05% on January 21, 2025, and a market capitalization of 6.21 yuan per share, totaling 67.07 billion yuan [1] - As of January 21, 2025, the net outflow of main funds was 51.66 million yuan, with significant selling pressure observed [1] - Beiyinmei's stock price has increased by 1.47% year-to-date, but has seen declines of 1.58% over the last five trading days and 2.51% over the last 20 days [2] Group 2 - Beiyinmei's main business involves the research, production, and sales of infant food and milk-based nutritional products, with 89.20% of revenue coming from milk powder [2] - As of September 30, 2025, Beiyinmei reported a revenue of 2.033 billion yuan, a year-on-year decrease of 2.59%, while net profit attributable to shareholders increased by 48.07% to 106 million yuan [2] - The company has distributed a total of 961 million yuan in dividends since its A-share listing, with no dividends paid in the last three years [3]