Turpan Basin is located in the eastern section of the Xinjiang Uyghur Autonomous Region on the Silk Road. The old city of Jiaohe and Gaochang were both important cities of the former state, Gaochang County, Gaochang State, Tangxi Prefecture and Uyghur Gaochang Kingdom founded here at that time, and were also very important international metropolises on the Silk Road at that time. Especially in the city, it is one of the ancient western political, military, cultural town, so the city from built to abandoned, after one thousand years of vicissitudes of life, outside the surrounding remains have a large number of tombs, on the west side of the city platform “lake cemetery” (also called ditch west grave) tomb distribution, continuous, is the 16 countries to tang west city in the city of the main burial site. At that time, the residents here were mainly Han immigrants from Longyou and Hexi areas in the mainland. After death, they were buried together and the walls were built with gravel to form an independent family cemetery.