Redder brand was founded by Redde LLC on 1978, and its headquarters and R&D base were established in beautiful Colorado, USA. Is a professional enterprise engaged in R&D and instrumentation production, with numerous application cases and solutions in various industrial fields. Ruide introduced the first electromagnetic flowmeter on 1978, which is mainly used in petroleum, chemical, food, pharmaceutical, semiconductor and other industries. After years of technical updating iteration, it has developed into the sixth generation products, and various instrument products have been introduced one after another. And has cooperated with the top instrument companies in the United States and the world to develop a full range of instruments and meters, such as electromagnetic flowmeter, mass flowmeter, vortex flowmeter, ultrasonic flowmeter, radar level gauge, metal rotor flowmeter, temperature and pressure sensing transmitter instrument and so on.