It adheres for the tenet "Honest, industrious, enterprising, innovative" to develop new products and solutions continuously. It regards shoppers, success as its individual success. Let us produce prosperous future hand in hand for Rotary heat exchanger, AHU heat recuperative core , heat recovery ventilator , hospital ventilation equipment ,air handling . If you have the requirement for any of our products, please contact us now. We are looking forward to hearing from you soon. The product will supply to all over the world, such as Europe, America, Australia,Congo , Portugal ,Armenia , Greece .More than 26 years, Professional companies from all over the world take us as their long-term and stable partners. We are keeping durable business relationship with more than 200 wholesalers in Japan, Korea, USA, UK, Germany, Canada, France, Italian, Poland, South Africa, Ghana, Nigeria etc.