Chengde Jinjian Testing Instrument Co.,ltd is a high-technology enterprise professional in designing and manufacturing polymer material testing machines. All of its products possess self intellectual property rights, some of them have gained national patents. Its hit products- Universal Testing Machine, HDT/Vicat Tester, Melt Flow Indexer, Impact Tester, Ring Stiffness Tester, Hydrostatic Pressure Tester etc. have passed CE, and been sold to more than 30 countries in Asia, Europe and America. The goal of “One Hundred Years Brand” will last always.