TIANJIN -- A fire has broken out at a paper factory in north China's Tianjin Port, local authorities said Wednesday night.

The fire started in an imported paper warehouse in Binhai New Area, Tianjin Municipality. No casualties have been reported so far.

Strong winds have fueled the fire, which firefighters were still trying to extinguish as of 11 p.m.

There are no chemical companies near site of the fire, and no secondary disasters have occurred, according to local authorities.