ZHENGZHOU, Dec. 7 (BSS/Xinhua) -- Three people were killed and two others were injured in a fireworks explosion in central China's Henan Province on Friday, local authorities said Saturday.

The explosion happened at around 2:15 p.m. on Friday in a building in Qiansun Village, Weishi County, Kaifeng City, according to the county's emergency management department.

An investigation into the cause of the explosion is underway.