UPDATE: The number of injuries has been raised to nearly 20, according to AFP news reports.
BEIJING - Three people were injured in an explosion at a controversial chemical plant in the eastern Chinese city of Zhangzhou Monday, Chinese media reported. the second accident at the site in two years.
Footage from an amateur video posted by China's CCTV News showed flames billowing into the air following the explosion at the plant producing paraxylene -- a chemical used to make fabric -- in Fujian province.
The blast occurred at around 6:56 pm (1056 GMT), and the injured are being treated in hospital, the state-run Xinhua news agency said, citing provincial authorities.
It is the second accident in 20 months to occur at the facility, Xinhua reported. Some 430 firefighters were battling the blaze, it said, adding that witnesses reported feeling a tremor as far as 50 kilometers (30 miles) away.
Proposals for plants producing paraxylene, a flammable, carcinogenic liquid used in the production of polyester films and fabrics, have sparked large protests in several Chinese cities in recent years over fears it poses risks to health.