Being supported by an innovative and experienced IT team, we could present technical support on pre-sales & after-sales service for Rooftop Packaged Air Conditioner, no cross contamination heat exchangers , fresh air units , hospital air handling systems ,HVAC air handling units . We, with open arms, invite all interested buyers to visit our website or contact us directly for further information. The product will supply to all over the world, such as Europe, America, Australia,San Francisco , Pretoria ,San Diego , Paraguay ."Create Values,Serving Customer!" is the aim we pursue. We sincerely hope that all customers will establish long term and mutually beneficial cooperation with us.If you wish to get more details about our company, Please contact with us now!