the old photos of this group of Daming lakes, provided by the collector Zhao Xiaolin, are mostly taken in the 30s of last century, with nearly a hundred years of time It seems as if there is a unique quiet and beautiful atmosphere. In the face of these old photographs, the historical researchers may compare the architecture, the scenery and the present in the photos, but for those who love Daming Lake, this is a deep look at history and memory.