Officials say a landslide in northern China has knocked down several buildings, killing seven people and leaving 13 others missing.

Shanxi provincial authorities said on Saturday that the landslide hit Xiangning county on Friday evening.

Two residential buildings, home to a total of 14 households, and a public bathhouse were knocked down.

State television CCTV said seven people were confirmed dead as of Saturday afternoon.

It said 20 others had been rescued from the debris and 13 remain missing.

CCTV showed massive piles of wreckage on the side of a slope. Some buildings remained intact, while others were reduced to rubble.

The Shanxi government said 600 police and medical personnel were participating in rescue efforts.