Being supported by an highly developed and specialist IT team, we could give technical support on pre-sales & after-sales service for air to air wheel type heat exchanger, testkewords , hospital ventilation equipment , Enthalpy Heat Exchanger ,Floor standing ERVs . All products come with good quality and perfect after-sales services. Market-oriented and customer-oriented are what we have been being after. Sincerely look forward to Win-Win cooperation ! The product will supply to all over the world, such as Europe, America, Australia,The Swiss , Iceland ,Brunei , Liverpool .Qualified R&D engineer will be there for your consultation service and we will try our best to meet your requirements. So please feel free to contact us for inquiries. You'll be able to send us emails or call us for small business. Also you are able to come to our business by yourself to get further knowing of us. And we will surely give you the best quotation and after-sale service. We're ready to build stable and friendly relations with our merchants. To achieve mutual success, we will make our best efforts to build a solid co-operation and transparent communication work with our companions. Above all, we are here to welcome your inquiries for any of our goods and service.