... Features:YGZD serial shopping bag, Nonwoven or Non woven or full automatic,paper Bag,polu bag,hdpe bag Making Machine or bag forming ... web as substrate, processing the substrate in unwinding, multi-color printing, paper unwinding, gluing, needle hole punching, tubing & gusseting, mid-sealing, ... valve (mm)3838Width of valve (mm)6565~80NO.of printing colorUp-hectograph 3(2~6) colorUp-hectograph 3(2~50 ...