“学生们进步明显，我很欣慰”（民生一线·高能量老年人）

Group 1 - The article highlights the significant role of retired teachers in improving education quality in rural areas through the "Silver Age Teaching Plan" in Gansu Province [1][2][3] - He Lin, a retired teacher, has been actively involved in the program for five years, focusing on addressing specific educational needs such as students' handwriting issues [2][3] - The initiative has seen nearly 400 teachers participating across 11 cities, providing essential support for basic education in rural areas [1] Group 2 - He Lin emphasizes the importance of adapting teaching methods to current educational environments, including the integration of artificial intelligence in teaching [4] - He Lin has been proactive in facilitating communication between schools and families, helping parents understand modern educational challenges [6] - The article discusses the collaborative teaching and research efforts initiated by He Lin, which have improved teaching efficiency and effectiveness among teachers in the district [7][8]