HIMA Company was founded in 1908 in Germany; it is a world-famous and professional manufacturer for safety-related control system. Since the first set of T� certificated fail-safe interlock system Plannar in the world launched in 1970, HIMA has always been at the cutting-edge in the field of safety-related systems. She has led the technology development of safety-related control systems for three generations in the world. HIMA has been being devoted to the development and application of safety-related control systems and always keep a leading technical position in this field. In the past over 40 years,there are more than 25,000 sets of safety-related systems produced by HIMA globally used in many business and fields, including chemical and petrochemical industry, offshore oil platform, long-distance oil-gas pipeline, metallurgy, power generation, machinery, transportation and large public building.