... proof,security,barrier,etc 1.3 side seal laminated packaging bags 2.Gravure printing up to 9 colors,all the ... OPP/AL/PE,etc.None poisionous and passISO9001:2008,HAPCC,SGS,QC,SGS-FDA,CTI,etc.4.Style:3 sides seal packaging ... About us:Established in the spring of 2011, BAIYUAN PACKAGING CO., LTD.specialized in flexible packagings for multiple ... and daily necessities. 3 side seal laminated packaging bags