yantai, Shandong, China,
china Sandong chunlong group Packing Material Co., Ltd established in1997, which is located in a famous industrial district---longkou city shandong province china.The products we specially develop and manufacture are packing materials, including ...
plastic compound bag.washing powder bag , rice bag, plastic packaging products, cat litter bag, sea food bag, film roll, printed bags, zip bag.laminated bag.