Being supported by an innovative and experienced IT team, we could present technical support on pre-sales & after-sales service for High efficiency heat exchanger, hospital air systems , air to air heat recovery core , Single Room Ventilation ,wheel type heat recovery core . We have a professional team for international trade. We can solve the problem you meet. We can provide the products you want. Please feel free to contact us. The product will supply to all over the world, such as Europe, America, Australia,Ghana , Macedonia ,Portugal , Sri Lanka .We are trying our best to make more customers happy and satisfied. we sincerely hope to establish a good long-term business relationship with your esteemed company thought this opportunity,based on equal, mutual beneficial and win win business from now till the future.