YAIR has been engaged in the cooling area for 26 years. We are aiming to optimize human living condition and energy saving technology. YAIR is one of the most professional HAVC manufacturers and export bases in China. YAIR implemented 6Sigma quality management system as well as the supplier chain quality control and CIP program. Incoming parts testing labs and filtering workshop assure 100% qualified to be shipped for production line. YAIR owns a state accredited technical center with 7 RD institutes and a CNAS approved lab.