A steel and iron factory in southern China exploded due to a gas leak, killing one and injuring nine.<br /><br />The video, filmed in Nanchang City in Jiangxi Province today (May 29), shows a thick cloud of smoke rising through the air.<br /><br />The gas leaked out of a blast furnace during repairs, causing the explosion.<br /><br />One worker died and nine were injured. The injured people have been sent to hospital already.<br /><br />Ten fire engines, two fire-fighting robots and 65 firemen were sent on site.<br /><br />According to reports, the fire has been put out and the cleaning work is underway.