铜峰电子：控股股东中旭产投完成增持22765876股

Group 1 - The core point of the article is that Tongfeng Electronics announced a share buyback plan executed by its controlling shareholder, Zhongxu Chantuo, which involved purchasing a total of 22,765,876 shares, accounting for 3.61% of the total share capital, with an investment amount of 151.26 million yuan [2] Group 2 - The buyback period is set from March 4, 2025, to January 13, 2026, and the plan has been fully implemented [2]