According to the query of the app, Bao Er is a blogger who shared the 3 18 Sichuan-Tibet line in go on road trip. The leader is Chen, a professional outdoor leader in Tibet, who is focused on the planning and development of Tibet tourist routes. He has more than 10 years of experience in hiking, exploring and outdoor leading, has led many hiking expeditions in no man's land and plateau, and has rich outdoor experience and in-depth understanding of Tibet.