naquxianIntroduction：Introduction to Nagqu: Naqu County is a political, economic, cultural, transportation, information and communication center in northern Tibet. In the north of the Tibet Autonomous Region, between Tanggula Mountain and Nyainqentanglha Mountain. It is connected to Dangxiong County in the south, Nierong County and Anduo County in the north, and neighboring counties and Jiali County in the east, and neighboring Bangor County in the west. The altitude is above 4,450 meters, the largest from east to west is 233 kilometers, and the largest from north to south is 185 kilometers and 16,195 square kilometers. In 2000, the national GDP of Naqu County was 131 million yuan.