Since our establishment in 1991, INSUN as the Specialist manufacturer of Automatic Folder Gluer & Stitcher, have been devoting to technical innovations and quality improvement of our machine. We have also expanded our market territories into not only domestic corrugated box industries but also global corrugated box industries. Every staff of INSUN will make every effort to meet our customer’s needs and exceed their expectations and to be the most technically advanced and reliable Automatic Folder Gluer & Stitcher supplier.