Five injured, four missing in China factory blast

Five people were injured, and four others went missing after a flash explosion at a chemical plant on Monday afternoon in central China's Hubei Province, local authorities said.

The accident happened at around 5:30 p.m. in a workshop of an organic silicon company in the city of Xiantao.

The fire was put out at 7 p.m. and all the injured were taken to hospital, according to the city's publicity department.

Rescuers are searching for the missing people.

The cause of the accident is being investigated.