To protect materials inside the Big Bag from any environmental reasons and for stopping material to dust outside of Big Bag, Liner should be placed inside. Our Bottle shape liner sealing machine is designed to form the liner with sealing and Roll lift up unit cutting operations, suitable for four loops big bag's body, filling spout and Side Sealing unit discharging spout. Our Suspended liner sealing machine is designed to form the Suspended U & Conic shape Sealing unit liner with sealing and cutting operations, suitable for one or two loops big bag's filling spout and body.