Liner bag in box forming line, fully-automatic. Erect cartons and seal bottoms with tape, insert bags in carton by one each, line bags in cartons (open and cuff the bag over the carton flaps, blow air to extend the bag to fit the internal wall of carton better.). We also have liner bag sealers. For more information, please visit www.calmusmachinery.com or write to info@brentorma.com