Which borders Vietnam, Hekou Yao Autonomous County or Lhasa City?
Lhasa (prefecture-level city) Lhasa City is a prefecture-level city, formerly a prefecture until 7 January 1960, one of the main administrative divisions of the Tibet Autonomous Region of China. It covers an area of 29274 km2 of rugged and sparsely populated terrain.
Lengshuijiang Lengshuijiang () is a county-level city in Hunan Province, China, it is under the administration of Loudi prefecture-level City. Located on the central Hunan, the city is bordered to the north and west by Xinhua County, to the south by Xinshao County, to the east by Lianyuan City. Lengshuijiang City covers 439 km2 . As of 2015， it has a registered population of 370,300 and a resident population of 342,700. The city has 4 subdistricts, 5 towns and a township under its jurisdiction, the government seat is Lengshuijiang Subdistrict (冷水江街道).