We've our have sales staff, style and design staff, technical crew, QC team and package workforce. We've strict excellent control procedures for each system. Also, all of our workers are experienced in printing field for Energy Recovery Ventilation, Mechanical ventilation with heat recovery , Commercial ventilation solution , Basement Ventilation Central ,Heat Recovery . Our items have exported to North America, Europe, Japan, Korea, Australia, New Zealand, Russia and other countries. On the lookout ahead to make up a good and long-lasting cooperation with you in coming potential! The product will supply to all over the world, such as Europe, America, Australia,South Africa , azerbaijan ,Iran , United States .With many years good service and development, we've a professional international trade sales team. Our products have exported to North America, Europe, Japan, Korea, Australia, New Zealand, Russia and other countries. Looking forward to build up a good and long term cooperation with you in coming future!