The Zhi Qu (Tibetan) or Tongtian River (Chinese: 通天河; pinyin: Tōngtiān Hé) is a 1,012 km (629 mi) long river in Qinghai Province, northwest China. It begins at the confluence of Tuotuo River and Dangqu River, before flowing southeast and meeting the Jinsha River near the border of Qinghai and Sichuan. It is within the Yangtze River drainage basin.