As for competitive selling prices, we believe that you will be searching far and wide for anything that can beat us. We will state with absolute certainty that for such excellent at such charges we are the lowest around for Mechanical ventilation with heat recovery, VRF systems , negative pressure airflow , Mechanical ventilation system with heat recuperative ,AHU heat recuperative core . We are one of the largest 100% manufacturers in China. Many large trading companies import products from us, so we can give you the best price with the same quality if you are interested in us. The product will supply to all over the world, such as Europe, America, Australia,Ukraine , Portugal ,Gabon , Ukraine .Our company sticks to the principle of "high quality, reasonable price and timely delivery". We sincerely hope to establish good cooperative relationships with our new and old business partners from all parts of the world. We hope to work with you and serve you with our excellent goods and services. Welcome to join us!