We attempt for excellence, provider the customers", hopes to be the most beneficial cooperation team and dominator enterprise for staff, suppliers and shoppers, realizes value share and continuous advertising for Vertical Ventilation System, Cleanroom heat exchanger , heat exchange wheel , total heat recovery wheel ,commercial HVAC fresh air ventilation system . Please sense no cost to speak to us anytime. We are going to reply you when we receive your inquiries. Remember to note that samples are available before we start our business enterprise. The product will supply to all over the world, such as Europe, America, Australia,Honduras , Swaziland ,New Zealand , Slovak Republic .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.