In October 1984, Tibetan archaeologists excavated in Qugong Village, Nangre Mountain Valley, northern suburb of Lhasa, and discovered a village dwelling site of the ancestors of Lhasa 4,000 years ago, pushing the civilization history of Lhasa back to 4,000 years ago. The Qugong cultural relics are located at the lower end of the hillside north of Qugong Village and the General Hospital of the Military Region, with exposed cliffs on the slope and the Lhasa River valley below. This ancient village is about 150 meters from east to west, 30 meters from north to south, with a total area of ​​more than 1,000 square meters. One of the sites where cultures coexist. Known as the "Banpo" of Lhasa.