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Xinjiang is located in the center of Eurasia.The total area of Xinjiang is 1.66 million km2 and it is the largest provincial region of China.Of the total area, 49.5% is mountain range and 50.5% is plain including 22.5% of desert.The second highest mountain peak, Qogir (8611m) and the second lowest terrene, Turpan (-154m) in the world are both located in Xinjiang.