As the only one city with over 1 million people on the Qinghai-Tibetan Plateau, Xining wins higher primacy in Qinghai province because the Gross Region product in Xining occupies one third of the whole province, the population in Xining occupies two fifth of the whole province and Gross Society consumable Retail occupies 50% of the whole province. Today's Xining has become a bright pearl on Qinghai-Tibetan Plateau with convenient traffic and communication, perfect establishment and beautiful environment. Railways from Lanzhou to Qing, from Qinghai to Tibetan run through Xining ; highroads like Qing-Xin, Qing-Chuan, and Ning-Zhang extend in all directions, 16 flight course directly reach Beijing , Shanghai , Guangzhou and Chengdu etc. A group of key, symbol, window projects have been finished one after the other. The virescence coverage of urban area reaches 30%, public greenbelt area of per person reaches 7.3 square meters, and fine air rate reaches 85%. The city's carrier capacity and service function are continuously enhanced, dwelling environment obviously improved. Xining is appraised as ‘ China 's Excellent Tourism City ', one out of ten China 's Quiet City and garden city at provincial level and sanitary city as well.