At least 13 people died on Saturday after illegally stored detonators exploded at a village in central China's Henan province, state media said, dpa reported.
The explosion at 1:12 am (1712 GMT Friday) destroyed at least 10 houses in Donggancheng village near Henan's Puyang city, the official Xinhua news agency reported.
At least five other people were injured, the agency quoted local safety officials as saying.
The detonators were illegally stored by villager Li Hongyu in a residential yard that he had rented, it said.
Rescuers and police were still investigating the cause of the accident and the volume of detonators stored in the yard, the agency said.