This is a place where I have to come many times a year but I am not tired of it. "Paco" is also called "eight profile". In Tibetan, "Pa" is The meaning of the middle, "profile" is the meaning of the turn, the combined "Pachio" means the middle of the turn, because it is larger than the "cosm" of the prayer corridor in the Jokhang Temple, and less than the old city around Lhasa The "Lin Kuan" is named after the turn of the road. Barkhor Street, it can be said that it is the first street of Lhasa ancient city, where the believers worship day after day.