China High Quality Square Valve Port Building Material Packing Bag for Cement, Motar

=== Base Info ===

• Making Process：Composite Packaging Bag
• Shape：Square Bottom Bag
• Material：PP
• Feature：Moisture Proof, Recyclable, Bio-Degradable
• Application：Building Material
• Raw Materials：Polypropylene Plastic Bag
• Bag Variety：Back Seal Bags

=== Description ===