sichuan-tibet highway

109 214 317 318 2146 ancient autonomous bamboo bayi belongs bonda camphor capital card chengdu china chuan city combination composed connections dangerous divided east eight famous generally gong highway industry its kang kangding kangzang kilometers kombo length lhasa line lines linzhi litang lodge luding main mangkam many min modern national nei north part people point port province region road russia sections shanghai sichuan some south southern square steepest there tibet tong total town upgrade west which wood yajiang zhong zuo