Since KTICC was launched in September 2001 as the first KOLAS internationally certified calibration institute with optical communication/transmission technology in Korea, it has steadily expanded the scope of calibration recognition every year to currently include electricity, electromagnetic waves, RF, light, temperature and humidity, length, mass, force, KT, KEPCO KDN, and Korea Airports Corporation have been recognized by KOLAS for a total of 224 major items in 8 fields, 25 major categories, covering almost all fields of precision measurement such as torque, pressure, volume, time and frequency, sound, image, and gas. We provide quality that satisfies international standards and calibration technology recognized as the best in Korea to leading domestic companies such as LG Energy and LG Energy .