Jialing or Kialing, river, c.450 mi (720 km) long, rising in S Gansu prov., central China, and flowing S through Shaanxi and Sichuan provs. to join the Chang River at Chongqing; it receives the Fu and Qu rivers. One of the Chang's chief tributaries, the Jialing is navigable up through the Sichuan basin, an important agricultural and industrial area. The name sometimes appears as Chia-ling.