Product Description: A BOPP laminated PP woven bag is a three‑layer composite: a woven polypropylene base cloth, a BOPP (Biaxially Oriented Polypropylene) film bonded onto the surface, and an ink layer in between.The film acts as both a decorative cover and a protective barrier, fully encapsulating the print so it will not rub off or fade during transport. Production Process 1,Extrusion & weaving: polypropylene granules are melted, drawn into flat yarn, then woven into fabric