We try for excellence, service the customers", hopes to be the most effective cooperation workforce and dominator company for staff, suppliers and shoppers, realizes price share and ongoing marketing for Air Purification Heat Recovery Ventilator, Home Ventilation System Exchanger Heat Recovery, Fresh Air Heat Recovery Ventilation System, Air Heat Recovery Unit,Energy Save Counterflow Ventilation Heat Exchanger. Now we have established steady and long business relationships with customers from North America, Western Europe, Africa, South America, more than 60 countries and regions. The product will supply to all over the world, such as Europe, America, Australia,Rwanda, Denmark,Moldova, Latvia.We have now 48 provincial agencies in the country. We also have stable cooperation with several international trading companies. They place order with us and export solutions to other countries. We expect to cooperate with you to develop a larger market.