**AOS Filter Company Profile**
AOS Filter, established in 2015, is a specialized compressor filter company dedicated to the research, design, production, and sales of filtration solutions. Headquartered in Xinxiang City, Henan Province—China’s largest filter production base—we focus on manufacturing purification and filtration equipment for air compressors, including cyclic air compressor filters, oil filters, oil-air separator (AOS) filters, and PET laminated dust filters.