Our personnel are always in the spirit of "continuous improvement and excellence", and together with the top-quality good quality solutions, favorable selling price and superior after-sales providers, we try to acquire each customer's rely on for air to air wheel type heat exchanger, AHU core , heat recuperitive , air conditioners ,air purification and Dehumidification . Besides, our company sticks to high quality and reasonable price, and we also offer good OEM services to many famous brands. The product will supply to all over the world, such as Europe, America, Australia,Belize , Pakistan ,Puerto Rico , Salt Lake City .We always insist on the principle of "Quality and service are the life of the product". Till now, our products have been exported to more than 20 countries under our strict quality control and high level service.