Group 1 - The core announcement is the appointment of Luo Yu as a new fund manager for the Zhongyin Securities Domestic Demand Growth Mixed Fund, while Liu Hang has resigned from this position [1][2] - Luo Yu has a background in investment research, having previously worked at Monita (Shanghai) Investment Development Co., Ltd. and Guotai Junan Securities Co., Ltd. before joining Zhongyin International Securities in September 2015 [1] - The Zhongyin Securities Domestic Demand Growth Mixed Fund was established on November 9, 2021, and as of January 20, 2026, it has reported a year-to-date return of 4.31% for Class A and 4.27% for Class C, with cumulative returns since inception of -39.71% and -40.72%, respectively [1]