The key to our success is "Good Products Good quality, Reasonable Value and Efficient Service" for AHU core, ventilation system heat recuperator , ERV , HEPA Filter ,heat recovery ventilator . We warmly welcome merchants from your home and overseas to contact us and set up business enterprise partnership with us, and we'll do our greatest to serve you. The product will supply to all over the world, such as Europe, America, Australia,Lisbon , Frankfurt ,Cyprus , Peru .With well educated, innovative and energetic staff, we are responsible for all elements of research, design, manufacture, sale and distribution. By studying and developing new techniques, we are not only following but also leading fashion industry. We listen attentively to the feedback from our customers and provide instant replies. You will instantly feel our professional and attentive service.