... colors,vivi printing for moisture proof,security,barrier,etc 1.3 side seal laminated packaging bags 2.Gravure printing up to ... ,SGS,QC,SGS-FDA,CTI,etc.4.Style:3 sides seal packaging with ziplock,three sides seal,middle sealing,bottom or side gusset ... including snack food,confectionery,retortable food,toys and daily necessities. 3 side seal laminated packaging bags