We are committed to providing easy,time-saving and money-saving one-stop purchasing service of consumer for Ventilation System heat recovery core, heat recovery core of AHU , Holtop Industrial AHU , PLATE TYPE HEAT EXCHANGER ,air treatment . We hope we are able to have a pleasant partnership with businessman from all over the environment. The product will supply to all over the world, such as Europe, America, Australia,Iraq , Hanover ,Bulgaria , Senegal .Our product quality is one of the major concerns and has been produced to meet the customer's standards. "Customer services and relationship" is another important area which we understand good communication and relationships with our customers is the most significant power to run it as a long term business.