NBR-23 Refrigeration unit (fresh): Roof mounted unit, fresh only,European fashionable style and streamline appearance. NBR-23 Refrigeration unit (fresh): 1)roof mounted units2)fresh only(-5 degree centigrade)3)European fashionable style and streamline appearance compatiable to vehicles body4)supply to GM Wuling,Beijing ISUZU,Xinfei,Hongyu,Foton etc5)more cooling capacity6)Key part brand:Sanden, ...