Introduction to the Geng Tower: The Geng Tower is generally the tallest and strongest building in the village. You can overlook the whole village and the outside of the village when you climb to the top, effectively monitoring the situation inside and outside the village. Dr. Sun Yat-sen's father, Sun Dacheng, helps support the family. , for a period of time, in addition to doing farm work during the day, he also served as a watchman in the village at night.