Dunhuang is located in China (Jiuquan Shi, Gansu) and time zone Asia/Shanghai.
Places nearby are Laojunmiao, Jiayuguan and Hami.
Chengdu is 1,287 km away, Beijing is 1,737 km away and Tianjin is 1,803 km away as the crow flies.
Distances from Dunhuang to the most important cities in China and the world.
Source: zeitverschiebung.net » Current Local Time » Dunhuang
40.1666700°
94.6833300°
Star atlas from ancient Chinese astronomy, dated to the Tang dynasty (618–907)
https://en.wikipedia.org/wiki/Dunhuang_Star_Chart