... 4. 10 years rich experience in snack bag LongDa Packaging Material Co., Ltd. (http://www.longda-pack.com) specialized ... most professional supplier in China. Detailed product information: Name Laminated material snack bagOriginHebei, ChinaMaterial LDPE, PA, PET, MAT-OPP, ... shall be glad to make the suggestion of proper material structure, specification, packing method for your itemContactTel:0086- ...