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With more than 20 years developing,we are becoming the famous security seal manufacturer in China,owning 10,000sqm of standard building,with more than 100 production equipment and over 200 staffs. We have our own engineer team keep design and research new security seals to meet requirement of Clients.Our all products strictly made according to the standard of ISOPAS17712.
Shandong Ruier Seal Co., Ltd. is committed to the development of the seal industry for ...
