Group 1 - The article reports on share buybacks conducted by various companies on January 23, 2026, with a total of 36 companies participating in the buyback program [1] - The largest buyback amount was by Sunny Optical Technology (02382), which repurchased 850,000 shares for a total of 54.15 million yuan [1] - Other notable buybacks include China Resources Gas (01193) with 1.05 million shares repurchased for 22.80 million yuan and Country Garden Services (06098) with 2.10 million shares for 13.17 million yuan [1] Group 2 - The cumulative buyback numbers for the year show that Sunny Optical Technology has repurchased a total of 12.72 million shares, representing 1.162% of its total share capital [2] - China Resources Gas has repurchased 404.44 million shares, accounting for 0.175% of its total share capital [2] - Kuaishou-W (01024) repurchased 1.24 million shares, which is 0.450% of its total share capital [2] Group 3 - Other companies with significant buybacks include Yum China (09987), which repurchased 20,100 shares for 7.69 million yuan, representing 5.220% of its total share capital [2] - The buyback activity reflects a trend among companies to return capital to shareholders amid market conditions [1][2] - The data indicates a diverse range of industries participating in the buyback program, from technology to healthcare and consumer services [1][3]