As a non destructive testing instrument manufacturer, our main products including infrared spectrometer and instruments applied in building structure quality control, such as concrete test hammer, thickness tester, rebar detector. Our product has being applied worldwide, especially in building industry, and has been exported to many oversea market and get lots of supports and praise in these year. The concrete test hammer is an instrument which is easy to use, for quick and on site measure the resistance to pressure of concrete products. Our company is specialized in all these test products. Our R&D ability is powerful and also get much attention from official and organization, and R&D finance support. We has more than 15 years of OEM processing experience, and now ourselves brand "Century Jinwei" has been known and accepted by many customers because of good quality and competitive prices. Any details about us or our product please don&＃039;t hesitate to contact with us at any time. tel: 86-22-27613291 fax:86-22-27638649 msn:yul.wei(at)hotmail.com mail:sjjw(at)vip.163.com