A chemical factory exploded, killing six people and injuring four in central China.<br /><br />The video, shot in the city of Xiantao in Hubei Province on August 3, shows thick smoke coming out of the building and rising into the sky after the explosion.<br /><br />An ambulance was seen leaving the factory with injured people and fire engines were arriving to begin rescue operations.<br /><br />The factory was suspended for rectification and the case is being investigated, according to local reports.<br /><br />The video was provided by local media with permission.