Tsaidam or Qaidam basin (Mongolian: salt marsh), depression northeast of the Plateau of Tibet, located between the Qilian Shan and the Kunlun Shan at the northern margin of the Tibetan Plateau.
four great basin depressions of China, namely: Tarim 塔里木盆地 in south Xinjiang, Jungar 準葛爾盆地|准葛尔盆地 and Tsaidam or Qaidam 柴達木盆地|柴达木盆地 in north Xinjiang Sichuan 四川盆地