Market Performance - On December 30, A-shares showed mixed performance with the Shanghai Composite Index closing flat at 3965.12 points, the Shenzhen Component Index rising by 0.49% to 13604.07 points, and the ChiNext Index increasing by 0.63% to 3242.90 points [1] Fund Manager Changes - On December 30, a total of 13 fund managers experienced changes in their positions, with 640 fund products having manager changes in the past 30 days [3] - One fund manager left due to a job change, managing two funds during their tenure [3] - Tianhong Fund's Wang Fan managed assets totaling 254 million yuan, with the highest return of 17.84% on the Tianhong Yongyu Balanced Pension Fund over 3 years and 193 days [3] New Fund Managers - On December 30, 24 fund products announced new fund managers, involving 12 fund managers [4] - Baiying Fund's Cai Dan manages assets of 2.597 billion yuan, with the highest return of 103.05% on the Baiying CSI A100 Index Enhanced Fund over 8 years and 149 days [4] Fund Research Activity - In the past month (November 30 to December 30), Huaxia Fund conducted the most company research, engaging with 42 listed companies, followed by Southern Fund, Bosera Fund, and Huitianfu Fund with 37, 34, and 32 companies respectively [6] - The most researched industry was specialized equipment with 155 instances, followed by computer equipment with 111 instances [6] Recent Fund Research Focus - In the last week (December 23 to December 30), the most researched company was Pulite, a plastic products company, with 28 fund institutions participating in the research [7] - Other companies with significant research attention included Nord Shares, Xiangyu Medical, and Desai Xiwai, with 23, 22, and 22 fund institutions respectively [7]