Being supported by an innovative and experienced IT team, we could present technical support on pre-sales & after-sales service for 300cmh ERV, Floor standing ERVs , Heat Exchange System , Plate fin Heat Exchanger ,passitive house ventilation system . We can do your customized order to meet your own satisfactory! Our company sets up several departments, including production department, sales department, quality control department and sevice center, etc. The product will supply to all over the world, such as Europe, America, Australia,Hungary , Bogota ,Guinea , Greenland .High output volume, top quality, timely delivery and your satisfaction are guaranteed. We welcome all inquiries and comments. We also offer agency service---that act as the agent in china for our customers. If you are interested in any of our products or have an OEM order to fulfill, please feel free to contact us now. Working with us will save you money and time.