China Chenzhu Instrument Co., Ltd. (Chenzhu) was spun off from the SIPAI R&D team for intrinsically safe safety barrier industrialization under China’s Ninth Five-Year Plan. Established in 2002 through technology commercialization policies, Chenzhu integrates R&D, manufacturing, sales and services dedicated to automation safety. Its product portfolio includes safety barriers, isolators, SPDs, safety relays and safety intelligent controllers.