A total 12 people have died after a school bus crashed in a tunnel and burst into flames at Weihai, East China's Shandong province, on Tuesday.

According to the city's publicity department, 13 people were on board the vehicle when the accident took place at about 9 am.

Those who died at the scene included five South Korean children, six Chinese students and the bus driver, with the Chinese teacher on board badly burnt.

The children were aged between three and six-years-old.

No further details have been released at this time.