Core Insights - A total of 30 companies conducted share buybacks on October 30, 2025, with China Feihe (06186) leading in both the number of shares repurchased and the total amount spent [1][2] - The total buyback amount for China Feihe was 50.23 million yuan, with 12 million shares repurchased, representing a significant investment in its own stock [1][2] Summary by Company - China Feihe (06186): Repurchased 12 million shares for 50.23 million yuan; cumulative buybacks for the year reached 30.95 million shares, accounting for 0.341% of total share capital [2] - China Petroleum & Chemical Corporation (00386): Repurchased 4.78 million shares for 19.72 million yuan; cumulative buybacks for the year reached 102 million shares, accounting for 0.080% of total share capital [2] - Stone Four Pharmaceutical Group (02005): Repurchased 5 million shares for 15.41 million yuan; cumulative buybacks for the year reached 44.20 million shares, accounting for 1.498% of total share capital [2] - Lianlian Digital (02598): Repurchased 1.38 million shares for 11.31 million yuan; cumulative buybacks for the year reached 4.45 million shares, accounting for 1.065% of total share capital [2] - Gushengtang (02273): Repurchased 290,100 shares for 8.33 million yuan; cumulative buybacks for the year reached 5.88 million shares, accounting for 2.482% of total share capital [2] - Lianyi Technology-W (09959): Repurchased 2.3 million shares for 7.42 million yuan; cumulative buybacks for the year reached 80.04 million shares, accounting for 3.746% of total share capital [2] - Mongolian Dairy (02319): Repurchased 400,000 shares for 5.70 million yuan; cumulative buybacks for the year reached 22.42 million shares, accounting for 0.573% of total share capital [2] - Kangchen Pharmaceutical (01681): Repurchased 280,000 shares for 4.21 million yuan; cumulative buybacks for the year reached 7.84 million shares, accounting for 9.216% of total share capital [2] - Other Companies: Various other companies also participated in buybacks, with amounts ranging from 4.51 million yuan to 6 million yuan, and share counts varying significantly [2]