... According to different material , size, printing, etc.6. With zipper, side or bottom gusset, hanger hole, handle ropes.7. ... moisture barrier; About Chuangqi Packing Co., Ltd:Qingdao Chuangqi Packing Co., Ltd was founded in 2000, located in Qingdao ... order to integrate with the international quality system, the company strictly controls and improves packaging materials, manufacture technique, process ...