Affected residents dine at a relief center in Zhouqu County, northwest China's Gansu Province, July 14, 2018. A landslide occurred on Thursday at Nanyu Township of Zhouqu County due to continuous rainstorms. Rock and mud fell from mountain into the Bailong River, causing flooding in low-lying areas in neighboring Nanyi Village and Naner Village. No casualties have been reported and relief work is ongoing. [Photo/Xinhua]

Photo taken on July 13, 2018 shows a damaged road in Nanyu Township of Zhouqu County, northwest China's Gansu Province. [Photo/Xinhua]

Aerial photo taken on July 14, 2018 shows the flooded Nanyu Township of Zhouqu County, northwest China's Gansu Province. [Photo/Xinhua]

Aerial photo taken on July 14, 2018 shows the flooded Nanyi Village and Naner Village in Nanyu Township of Zhouqu County, northwest China's Gansu Province. [Photo/Xinhua]

Aerial photo taken on July 14, 2018 shows the flooded Nanyi Village and Naner Village in Nanyu Township of Zhouqu County, northwest China's Gansu Province. [Photo/Xinhua]

Photo taken on July 14, 2018 shows an inundated road in Nanyu Township of Zhouqu County, northwest China's Gansu Province. [Photo/Xinhua]

Photo taken on July 13, 2018 shows an inundated road in Nanyu Township of Zhouqu County, northwest China's Gansu Province. [Photo/Xinhua]

Photo taken on July 14, 2018 shows the swamped housings in Nanyu Village in Nanyu Township of Zhouqu County, northwest China's Gansu Province. [Photo/Xinhua]