1.ISO9001:2000,ISO14001,SGS,ROHS,UL 2.bopp gum tape jumbo roll 3.good quality and low price 4. OEM 5.any thickness is ok 1.ISO9001:2000,ISO14001,SGS,ROHS,UL2.bopp gum tape jumbo roll3.good quality and low price 4. OEM5.any thickness is ok bopp gum tape jumbo roll with SGS and UL certificates