Lhasa, located on the north bank of Lhasa River, the sub branch of Yarlung Tsangpu River, is the capital of Tibet Autonomous Region of P.R.C. The average altitude is 3648 meters, and the average yearly temperature is 8.5℃ with 3021 hours of sunshine because of which it is named Sunshine City. Since as early as in 7 century, one of Tibetan Kings named Songtsan Ganpu in "Tobo" Dynasty switched his capital here, Lhasa has ever served as the center of Tibet politics, economy, culture, traffic andreligion. There are 120 thousand inhabitants covering an areas of 441 square km in the city and 7 adjunctive counties. In1982 Lhasa was listed as one of the first historical famous cities By the Nation.