Cluster of tiles slide off roof of six-storey building in China's Dalian
A massive group of tiles slid off the roof of a six-storey residential building in northern China's Dalian city on August 1.
The video shows a large block of tiles suddenly falling from the top floor of a residential building.
Fortunately, no one was injured. The property management has cleaned the rest tiles on the roof and will start to check all the buildings in the residential community.