Established in 1999, PREAIR specialized in solving air humidity adjustment and control over 20 years
Our factory has a 53,000㎡ footprint， which is the intelligent production base that can provide an output of 1.2 million units annually..
20 years of technology accumulation, over 2,000 project items experience
39 patented technologies, national high-tech R & D center
Facilitate the development of the dehumidification industry