The spectacular 800 miles of Qilian Mountains, the historical magnificent ancient Silk Road, the profound civilization, before the Yangguan Road for more than 2,000 years, the "Antique Beach" Shangyangguan City was all flooded with yellow sand. Wang Daoshi, Zhang Yichao, Wuzhen ....... Gongfa and Famous, is a smoke cloud for the ages. The barren desert has not engulfed the Qingquan of Owachi Lake for more than 2,000 years. Lenovo's hot topic of friends these days will be in a better mood.