Firefighters said on May 5 that their operation had been completed to douse a fire at a major fireworks factory in Changsha city in China's Hunan province caused by an explosion at about 4.40pm on May 4.<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline
