A 20-storey office building was engulfed in massive flames in central China's Henan Province today (February 1).<br /><br />In the video, captured in Zhengzhou City, flames and smoke can be seen coming out of the windows of the building. <br /><br />Firefighters can be seen trying to put out the fire.<br /><br />According to reports, the fire was caused by the type of insulation material on the building's outer walls.<br /><br />One security guard was injured and sent to hospital.<br /><br />The fire is now under control.
