The R&D team of Preair is the core strategic department of the company. Our R&D team has 50+ engineers to build quality assurance. Up to now, Preair has won 9 invention patents, 31 utility models, and 6 appearance patents. Restoration Dehumidifier, Basement Dehumidifier With Hose , Heavy Duty Basement Dehumidifier , Dehumidifier Without Water Tank ,Commercial Industrial Dehumidifier . An industrial dehumidifier is applicable to a large area. A single dehumidification area of the dehumidifier is from 200 to 1200 square meters. Patented technology, strong dehumidification, high efficiency and energy saving are significant advantages of Preair industrial dehumidifiers. The product will supply to all over the world, such as Europe, America, Australia,Malawi, Cape Town,Korea, Kuwait.Smart ecological city is a good combination of ecology and intelligence. The smart ecological city can be built on the principles of ecology, information technology, smart applications, which is dedicated to realize the coexistence of human, nature and environment and the sustainable development of livable cities.