Introduction to the Tomb of Martyr Dai Anlan: Dai Anlan (1904-1942), named Haiou, was born in Wuwei County, Anhui Province. He studied at Huangpu Military Academy and participated in many battles such as the Northern Expedition, Baoding, Caohe, Taierzhuang, and Zhongtiao Mountain. In 1942, after the Battle of Tangji, he moved to the Langke area and was suddenly ambushed by heavy enemy troops. Unfortunately, he died of his injuries.