Core Insights - The best-performing fund managed by fund manager Wei Qingguo is the Small and Medium-sized LOF (160918), which achieved a quarterly net value increase of 10.28% as of the end of Q3 2025 [1][2]. Fund Performance Summary - **Small and Medium-sized LOF**: - Size: 4.08 billion CNY - Annualized Return: 13.36% - Q3 2025 Increase: 10.28% - Top Holding: China Mobile (6.78% of net value) [2] - **Dacheng Small and Medium-sized Mixed (LOF) C**: - Size: 0.01 billion CNY - Annualized Return: -5.73% - Q3 2025 Increase: 10.16% - Top Holding: China Mobile (6.78% of net value) [2] Historical Performance of Wei Qingguo - During his tenure as the manager of Dacheng Trend Return Flexible Allocation Mixed A (002383), Wei Qingguo achieved a cumulative return of 4.6% with an average annualized return of 1.09%. He made 128 adjustments to his top holdings, with a success rate of 71.09% [2]. Notable Stock Adjustments - **Successful Cases**: - **Jiangfeng Electronics**: Bought in Q2 2017, sold in Q3 2017, with an estimated return of 173.24% and a company performance growth of 24.21% [4]. - **Tonghuashun**: Bought in Q4 2022, sold in Q2 2023, with an estimated return of 92.77% and a company performance growth of 0.14% [5]. - **Unsuccessful Cases**: - **Guoxin Health**: Bought in Q2 2015, sold in Q3 2015, with an estimated return of -51.72% and a company performance decline of 0.64% [6].