Jingstone is the largest manufacturer and supplier of dimension measuring instruments &tools in the precision instrument and calibration field in Taiwan. We own the international brand, Metrology to expend market globally, and have gained the excellent reputation over 25 years. Our products include wide range of measuring instruments and also a series of Calipers, Micrometers, Dial indicators, Gauges & Tools, Optical instruments, Calibrator , Granite gauge, Image measuring instrument and CMM . To assure the professional and high-accuracy product and skills with dimensional measuring instruments, all products are accredited by ISO/IEC G17025 Calibration Laboratory and Germany TUV CERT ISO 9001 certification since 1983. We promise all products are made under strictly quality controlling, checking by our Jingstone calibration center (JCC).</p>