plastic package : 1.certificate:ISO,SGS,OHSAS,QC. 2.weight:25kg mass packaging. 3.material:PET/VMPET/PE plastic package: 1.materials:PET/VMPET/PE 2.any normal specs available 3.any color can be printed on the bags 4.excellent barrier and sealing strength 5.suitable for dog food package 6.100% new material 7.different dimensions available 8.certificate:ISO9001,ISO14001,QC. 9.customer design and ...