How many kilometers is it from Lanzhou to Kunming?

Baidu map data shows that the whole journey of Lankun is1677.2km, and the driving time is 20 hours and 38 minutes, passing through Lanhai Expressway and Yin Kun Expressway.

Kunming is a national historical and cultural city. As early as 30 thousand years ago, human beings lived and multiplied around Dianchi Lake. In the 19th year of Emperor Xiang of Chu Qing (278 BC), Yunnan was founded here. In the first year of Tang Yongtai (765), Nanzhao rebuilt and expanded Dongcheng, which was the beginning of Kunming's urban construction. At the end of Ming Dynasty, the Li Yong regime of Nanming established its capital in Kunming.