once her children all had families and careers of their own, Yen Hsiu-feng devoted her efforts to preserving the Li Family Compound in Luchou, and to compiling materials on the life of her husband Li You-pang, in the hope that history would clear his name.
在兒女皆已成家立業之後，六十歲以後的嚴秀峰致力於蘆洲李宅的保存工作，同時也著手整理李友邦生平事蹟，希望歷史能還丈夫一個清白。