Blasts have been seen at a fireworks factory in the city of Shangrao in eastern China's Jiangxi province, local media report. There has been no information about any casualties so far.
A video from the site has been posted by China’s People’s Daily.
There have been reports on social media of “earthquake-like shockwaves” triggered by the blasts.
Residents of the nearby area said their their houses shook and windows in the neighborhood had been shattered.