... in 1997, specialize in paper printing products, especially in luxury paper box, paper gift bags, greeting cards, ... and ISO 14001 Environmental management system certification. paper bag and kraft bag features:[packing] ... paper(coated paper):128gsm,157gsm,200gsm.250gsm.300gsm etc .Kraft paper:100gsm,120gsm,150gsm,200gsm,250gsm,300gsm .Woodfree paper :80gsm,100gsm,110gsm,120gsm etc .Duplex paper ...