Established in 1996, Zhongzhi Testing Instruments Co., Ltd. is specialized in the manufacturing of a variety of quality inspection instruments, testing equipments and other high-tech products which mainly include programmable constant humidity and temperature tester, high/low temperature tester, high/low temperature tester with rapid temperature change, cool/thermal impact tester, salt spray tester, aging tester, drying oven, tension tester and other quality testing instruements. ZhongzhiTesting Instruments Company, supprted bu an international, standard and professinal quality policy, is gradually becoming an international brand. its products are manufactured in consistent with a number of world standards, i.e.ISO, ASTM, DIN, EN, GB, BS, JIS, ANSI, UL, TAPPI, AATCC, IEC, VED, CSA and CEN.