Introduction to Qusong: Qusong County is on the north side of the Himalayas, on the south bank of the Yarlung Zangbo River, with an average elevation of over 4,200 meters. The county town of Zhuokang is 3,896 meters above sea level. It is a plateau dry climate with an average annual temperature of 8.7 degrees, sunshine of 2,920 hours, and annual precipitation of 479. Millimeter. The county seat is 57 kilometers away from the Zedong Town in the Shannan area, 147 kilometers away from Gongga Airport and 215.18 kilometers away from Lhasa. Qusong County, formerly known as Lagari, has a long history and culture. It is the independent self-administered area of ​​Songtsan Gambo and the descendants of Princess Wencheng, "Lifa King" (also known as Shannan Wang). In 1956, Lagari was renamed Lagari County. In November 1965, with the approval of the State Council, Lagari County was renamed Qusong County. Because the Yinbu River, Jiangzha River and Gongbu River run through the county, the three rivers are translated into Chinese songs, and Qusong County is named after it.