beihoulou, liuting street, chengyang district, qingdao Qingdao, Shandong
Qingdao Xinhaiqiang Packing Material Co., Ltd. P.R.China is situated at the seashore city of Qingdao, which reputed as Oriental Switzerland. The company holds superior geographical position, abundant natural resource well convenient transportation, ...
plastic bag, ziplock bag, vacuum bag, valve bag, mould