We insist over the principle of development of 'High top quality, Performance, Sincerity and Down-to-earth working approach' to supply you with exceptional services of processing for One Way Ventilation, Hrv Ventilation, Counterflow Heat Recovery Ventilation, Indirect Evaporative Cooling,Heat Recovery Core. As a leading manufacture and exporter, we appreciate a great status inside the international markets, especially in America and Europe, because of our top high-quality and sensible charges. The product will supply to all over the world, such as Europe, America, Australia,Estonia, Algeria,Argentina, Riyadh.we have 8 years experience of production and 5 years experience in trading with the customers all over the world. our clients mainly distributed in the North America, Africa and Eastern Europe. we can supply high quality products with the very competitive price.