1)super high barrier 2keep fresh durable for Acid and alkali 3)size:according to clients 4)PVDC coated bopp film 5)OEM High quality PVDC coated OPP high barrier packaging film PVDC coated film , We call K-OP,K-PET,K-PA,Bag type:3 side seal,stand up pouch,side gusset, rear middle seal, fin seal, bottom gusset pouch, quad seal pouch. ziplock and so on.Terms of packaging: Roll material packaging, ...