Our enterprise since its inception, usually regards product top quality as business life, repeatedly enhance manufacturing technology, make improvements to product excellent and continuously strengthen enterprise total high quality administration, in strict accordance with all the national standard ISO 9001:2000 for HRVs, HEAT EXCHANGERS FACTORY , Commercial Projects , Energy Recovery Ventilation ,Air Handling Units . We are trying to get for in depth cooperation with sincere shoppers, attaining a new result in of glory with customers and strategic partners. The product will supply to all over the world, such as Europe, America, Australia,Spain , Ottawa ,South Korea , Jamaica .The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.