Yinchuan-Xining-Qinghai Lake-Chaka Salt Lake-Dunhuang-Crescent Spring-Mogao Grottoes-Jiuquan-Ejina Banner Populus euphratica Forest-Alashan-Yinchuan. It is estimated that you can visit the whole big loop in 7-8 days, so it is recommended to start in autumn. In the route, Qinghai Lake ~ Sky Mirror Chaka Salt Lake ~ Mingsha Mountain, Crescent Spring ~ Mogao Grottoes ~ Colorful Zhangye ~ Populus euphratica Forest in Ejina Banner, which has only 15 days a year, is recommended ~ The natural scenery in northwest China is not boasted, and Gobi, desert, inland lake, historic sites and natural scenery are visited once. If you like it, please like it and forward it ~ You can also trust me privately if you have any travel-related questions ~ Huyanglin of Zhangye Ejina Banner in Chaka Salt Lake Crescent Spring Mingsha Mountain Mogao Grottoes in Qinghai Lake, please like it and forward it ~ You can also trust me privately if you have any travel-related questions ~