Four of the people injured were said to be in a critical conditions.
The 5.8 magnitude shaking also wrecked more than 300 buildings in the Kizilsu Kirgiz and Kashgar prefectures, according to the Xinhua news agency.
The U.S. Geological Survey said the quake struck near China’s border with Kyrgyzstan at 8:06 p.m. Beijing time from a depth of 22 miles.
A regional train was forced to stop far from its destination due to damaged rails that were bent or fractured by the shaking.
Passengers were offered free transportation to their destinations via bus, according to Xinhua.