Factory of cardboard packing. The cardboard lays down in a row, after which they will make boxes. The cardboard is stacked in a row automatically, boxes are made from it, a line for the production of cardboard packaging. Cardboard is made from paper rolls by heating the paper. Automatic line for the production of cardboard at a packaging plant. Automated process for the production of cardboard packaging. Flying camera, conveyor. High quality 4k footage