Sino-German Collaboration (Joint Ventures) Shanghai ROTORCOMP Screw Compressor Co., Ltd. is a modern enterprise with unique business philosophy. During the blending of Chinese and Western Cultures, we respect each other and take the best of the East and West to strive for creating the world-class double-screw compressors of Chinese ROTORCOMP hand in hand, with the world first-class technology, management model and specialized talents. ROTORCOMP Screw Compressors adopt the unique compact design of world leading level, which fills the gaps at home and abroad and represents the first-class Screw Compressor technology nowadays. Many technical results, from the parts (body parts), auxiliary equipments, integral structure, appearance design of compressors, etc, have got the national patents.