Xiamen Keyu is one of leading supplier in the field of plastic and paper packaging such as Stand up bag zipper ( spout) Retort pouch Side-seal bag, Middle-seal bag Gusset bag, Heat- seal bag Heat-cut bag, Cold-cut bag Shaped bag, Flat bottom bag Vacuum bag, with Handle or Valve bag Shrink film, Roll film etc .brs expectations.Clients satisfaction is our first priority. br