Our enterprise since its inception, often regards solution excellent as enterprise life, continually strengthen output technology, enhance product high quality and continually strengthen organization total high-quality administration, in strict accordance using the national standard ISO 9001:2000 for high efficiency heat recovery ventilation system, Keywords A , Ventilation System heat recovery core , Holtop Industrial AHU ,Mechanical ventilation system with heat recuperative . We welcome buyers, business enterprise associations and good friends from all sections in the planet to get hold of us and request cooperation for mutual gains. The product will supply to all over the world, such as Europe, America, Australia,Kuala Lumpur , Bulgaria ,Barbados , Mexico .By adhering to the principle of "human oriented, winning by quality", our company sincerely welcomes merchants from at home and abroad to visit us, talk business with us and jointly create a brilliant future.