While in the past few years, our organization absorbed and digested innovative technologies both equally at home and abroad. Meanwhile, our organization staffs a group of experts devoted for the advancement of high efficiency heat recovery ventilation system, Holtop Industrial Air Conditioning System Solutions , Fresh Air , HRV ,air handling . For more information, please contact us as soon as possible! The product will supply to all over the world, such as Europe, America, Australia,Dominica , Norwegian ,Leicester , Swiss .Our factory covers an area of 12,000 square meters, and has a staff of 200 people, among which there are 5 technical executives. We are specialized in producing.We have rich experience in export. Welcome to contact us and your enquiry will be replied as soon as possible.