Serxu

Sêrxü County (Tibetan: སེར་ཤུལ་རྫོང་།; Chinese: 石渠县), also known as Sershul, Dzachuka, Serxu, or Shiqu is a county of the Garzê Tibetan Autonomous Prefecture in the northwest of Sichuan Province, China, bordering Qinghai to the west and the Tibet Autonomous Region to the southwest.