SHANGHAI AULISS INTELLIGENT TECHNOLOGY GROUP CO., LTD. is a large enterprise specializing in the design, development, and production of medium-high pressure, oil-free, low-pressure, and atmospheric industrial screw compressors, screw vacuum pumps, and screw blowers. Their air end adopts German technology, and its products have gained a strong reputation in the market. The company has been recognized as a “National Quality Stable and Qualified Product” and a “Consumer Trust Product” by the China Association for Quality Inspection and the China Consumers’ Association. ALS Compressor has also obtained the “ISO9001 International Quality System Certification” and “CE” certification.