Market Performance - On July 30, A-shares showed mixed performance with the Shanghai Composite Index rising by 0.17% to 3615.72 points, while the Shenzhen Component Index fell by 0.77% to 11203.03 points, and the ChiNext Index decreased by 1.62% to 2367.68 points [1] Fund Manager Changes - In the past 30 days (June 30 - July 30), a total of 443 fund managers changed positions across various funds, with 10 announcements made on July 30 alone [3] - Reasons for fund manager departures included work changes (2 managers), personal reasons (2 managers), and product expiration (1 manager) [3] - Notable fund managers include Yu Peng from Fortune Fund, managing assets worth 287 million yuan, with a top-performing fund yielding a 71.20% return over 7 years and 250 days [3] New Fund Managers - New fund manager Cai Chengfeng from Harvest Fund manages assets totaling 613 million yuan, with a top-performing fund achieving a 186.53% return over 3 years and 54 days [4] Fund Research Activity - Fortune Fund led in company research with 47 companies surveyed, followed by Bosera Fund and Southern Fund, each with 44 companies, and Huaxia Fund with 43 companies [6] - The most researched industry was communication equipment with 193 surveys, followed by chemical pharmaceuticals with 158 [6] Recent Stock Focus - The most focused stock in the past month was Zhongji Xuchuang in the optical communication module sector, with 75 fund management companies participating in its research [6] - In the past week (July 23 - July 30), Haida Group in the feed industry was the most researched company, with 45 fund institutions involved [7]

Market Performance - On April 23, A-shares showed mixed performance, with the Shanghai Composite Index down by 0.1% to 3296.36 points, while the Shenzhen Component Index rose by 0.67% to 9935.8 points, and the ChiNext Index increased by 1.07% to 1949.16 points [1] Fund Manager Changes - In the past 30 days (March 24 to April 23), a total of 594 fund managers have left their positions, with 32 announcements made on April 23 alone. The reasons for these changes include work transitions for 4 managers across 7 funds and 3 managers across 25 funds [3][4] Fund Manager Profiles - Fund manager Yan Yifan from Chuangjin Hexin has managed funds totaling 28.676 billion yuan, with the highest return of 47.27% on the Chuangjin Hexin Xinqi Mixed A fund over 5 years and 35 days [4] - Zhao Jianzhong from Zhongyin Fund has managed funds totaling 3.976 billion yuan, achieving a return of 92.05% on the Zhongyin Shanghai Gold ETF over 4 years and 239 days [5] Fund Company Research Activity - In the last month, Boshi Fund conducted the most company research, engaging with 116 listed companies, followed by Jiashi Fund with 96, and Fuguo Fund with 90 [7][8] - The most researched industry was consumer electronics, with 429 instances, followed by chemical products with 392 [8] Recent Fund Research Focus - The most focused stock in the last month was Luxshare Precision, with 141 fund management companies participating in its research, followed by Lanke Technology and Lens Technology with 98 and 93 respectively [8][10] - In the past week (April 16 to April 23), the most researched company was Baiya Co., Ltd., with 70 fund institutions involved [9][10]