PANRAN brand was founded in 2003 and originated from the state-owned enterprise Tai'an Intelligent Instrument Factory established in 1993. Through nearly 30 years of continuous development, it has become a temperature/pressure calibration instrument manufacturer integrating R&D, manufacturing, sales and service. The headquarter of PANRAN is located at the foot of the world-famous Mount Tai, and has branch offices in Xi'an and Changsha.