We depend on sturdy technical force and continually create sophisticated technologies to meet the demand of large airflow energy recovery ventilation, heat recuperative ventilation system , negative pressure airflow , 300cmh ERV ,ventilation at hospital . To learn more about what we can easily do in your case, make contact with us at any time. We glance forward to developing superior and long-term organization interactions along with you. The product will supply to all over the world, such as Europe, America, Australia,Iraq , Israel ,Paraguay , Chicago .Our company's main products are widely used all over the world; 80% of our products exported to the United States, Japan, Europe and other markets. All stuff sincerely welcome guests come to visit our factory.