or Yin-ch'uan
City (pop., 1999 est.: 469,180), capital of Ningxia autonomous region, north-central China.
It is located near the western end of the Xi Xia dynasty in 907 AD. In 1227 it came under the Mongol dynasty and was later under the Ming and the Qing dynasties. In 1928 it became the capital of the newly formed Ningxia province. In 1954 when Ningxia province was abolished, the city became part of {{link=Gansu">Gansu province. With the establishment of the Ningxia autonomous region in 1958, Yinchuan once again became the capital. Largely nonindustrial, it is the chief agricultural market and distribution centre for the area.