The warehouse in Tianjin, which was destroyed by an explosion on Wednesday night, was on fire again Saturday morning.
Flames were seen at 11:40 am, and Xinhua reporters heard several blasts. Dense smoke could be seen at the site.
The warehouse in the Tianjin Binhai New Area is owned by Rui Hai Logistics, a company licensed to store dangerous chemicals.
Local authorities announced at 6 pm Friday that the fire was "basically out".
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