Chinese state media say an explosion at a fireworks plant in northern China has killed 15 people and injured six.
The official Xinhua news agency said Sunday that the blast occurred Saturday at the Xinxin Fireworks Plant in Inner Mongolia, destroying 50 workshops.
The report said the blast was sparked as workers were weighing and mixing ingredients for fireworks.
Xinhua quoted an official as saying workers were in grave violation of safety regulations at the time of the explosion.
Some information for this report was provided by AFP, AP.