During the past few years, our business absorbed and digested state-of-the-art technologies the two at home and abroad. Meanwhile, our firm staffs a group of experts devoted to your development of Air Source Heat Exchanger, Supply Fans, Commercial Ventilation System, House Ventilation System,Recovery Wheel. To better expand market, we sincerely invite ambitious individuals and companies to join as an agent. The product will supply to all over the world, such as Europe, America, Australia,venezuela, Poland,Chile, Hyderabad.Products have been exported to Asia, Mid-east,European and Germany market. Our company has constantly been able to update the products performance and safety to meet the markets and strive to be top A on stable quality and sincere service. If you have the honor to do business with our company. we will definitely do our very best to support your business in China.