Photo taken on Dec. 20, 2015 shows the landslide site of an industrial park in Shenzhen, south China's Guangdong Province. A landslide hit the industrial park in Shenzhen Sunday morning.  (Xinhua/Bai Yu)

Photo taken on Dec. 20, 2015 shows the landslide site of an industrial park in Shenzhen, south China's Guangdong Province. A landslide hit the industrial park in Shenzhen Sunday morning.  (Xinhua/Bai Yu)

This panoramic view captured with a smart phone on Dec. 20, 2015 shows the landslide site of an industrial park in Shenzhen, south China's Guangdong Province. A landslide hit the industrial park in Shenzhen Sunday morning. (Xinhua/Mao Siqian)

Photo taken on Dec. 20, 2015 shows landslide site of an industrial park in Shenzhen, south China's Guangdong Province. A landslide hit the industrial park in Shenzhen Sunday morning. (Xinhua)

Rescuers discuss rescue plan at the landslide site of an industrial park in Shenzhen, south China's Guangdong Province, Dec. 20, 2015. A landslide hit an industrial park in Shenzhen Sunday morning.  (Xinhua/Mao Siqian)

Rescuers work at the landslide site of an industrial park in Shenzhen, south China's Guangdong Province, Dec. 20, 2015. A landslide hit an industrial park in Shenzhen Sunday morning. (Xinhua/Mao Siqian)