At least nine tourists riding an escalator were injured in northwest China on Saturday when a ceiling decoration collapsed at a busy visitor center in a dramatic moment captured on video.

The incident happened inside the Huashan Mountain tourist center around 5:30 p.m. in Huayin City, located in northwest China's Shaanxi Province, according to China Central Television.

In a surveillance video, tourists can be seen bracing for cover as the decoration falls on them.

Several tourists were injured Saturday after a ceiling decoration collapsed suddenly on an escalator inside a scenic spot in Huayin City, northwest China's Shaanxi Province. (CCTV via AP)

Emergency responders and others nearby quickly rushed in to help, and began digging through debris.

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Officials did not disclose the extent of the injuries, and are investigating what caused the decoration to come crashing down.

The Associated Press contributed to this report.