With a sound enterprise credit history, exceptional after-sales services and modern production facilities, we've earned an outstanding track record amongst our consumers across the whole world for air to air heat recovery core, ventilation hygiene , negative pressure isolation room , AHU heat recovery section ,Fresh Air Dehumidification Systems . We have been normally seeking forward to forming profitable company relationships with new clientele around the environment. The product will supply to all over the world, such as Europe, America, Australia,Canberra , Nepal ,Greece , Surabaya .The president and all the company members would like to provide qualified goods and services for customers and sincerely welcome and cooperate with all native and foreign customers for a bright future.