No matter new consumer or outdated shopper, We believe in lengthy expression and trusted relationship for heat recovery core of AHU, Air Handling Units , commercial ventilation system , indoor air quality control system ,Enthalpy Heat Exchanger . With our rules of " business reputation, partner trust and mutual benefit", welcome all of you to work together , grow together. The product will supply to all over the world, such as Europe, America, Australia,Kenya , Korea ,Zambia , Austria .Our products have enjoyed a great reputation for their good quality, competitive prices and prompt shipment in international market. Presently, we are sincerely looking forward to cooperating with more overseas customers based on mutual benefits.