Cars drive on the road during the morning rush hour in Beijing, China Image Credit: Reuters

Beijing: A bus overturned on an expressway in southwestern China on Sunday, leaving 27 people dead and injuring 20 others, police said.

The early morning accident was in Sandu county, which is southeast of the city of Guiyang, the capital of Guizhou province, a brief police statement said.

The bus had 47 people on board and the injured were being treated. No other information was immediately released.