PO plastic bags

Plastic bags: the line generally require heat sealing, materials for high pressure PE material; Unless the customer has specified requirements, are not allowed to use PP material. Plastic bags: the line generally require heat sealing, materials for high pressure PE material; Unless the customer has specified requirements, are not allowed to use PP material. Plastic bags: the line generally require heat sealing, materials for high pressure PE material; Unless the customer has specified requirements, are not allowed to use PP material. Plastic bags: the line generally require heat sealing, materials for high pressure PE material; Unless the customer has specified requirements, are not allowed to use PP material.