More than three million people have been moved to safety in southern China as Typhoon Mangkhut moved northward and continued to wreak havoc across the region yesterday.

Eleven people were killed and 44 injured after a car ploughed into a crowded square in southern China and the driver attacked people with a knife and spade seeking "revenge" on society for previous criminal convictions, the government says.

Two Chinese boys cling to the undercarriage of a bus in order to see their parents as it travels for 80km.

The death toll from Severe Typhoon Hato rises to at least 16 after the storm left a trail of destruction across southern China, blacking out Macau's mega-casinos and battering Hong Kong's skyscrapers.