From Yunnan to Tibet, take the Bingchacha route, Bingzhongluo, Chavalong, Chavalong, the basic road conditions along the way are not good, Chavalong is a place that generally must be repaired, Chavalong is the end point, to Chaga, the road conditions have become much better, no longer so bumpy, Chaga County is built in the mountains, Sangqu River crosses from it, the place is not big, but all kinds of living formats are complete, basically can complete the supply, the road encounters a battery car that is broken, only here can there be a way