Our concentrate on is always to consolidate and enhance the excellent and service of present solutions, in the meantime regularly develop new products to meet distinctive customers' demands for Fresh Air Sterilization, wheel type heat recovery core , Home fresh air ventilation system , Heat Exchanger China ,fresh air purification . Because we stay in this line about 10 years. We got best suppliers support on quality and price. And we had weed out suppliers with poor quality. Now many OEM factories cooperated with us too. The product will supply to all over the world, such as Europe, America, Australia,French , Lisbon ,Czech Republic , Czech republic .Our company covers an area of 20, 000 square meters. We have more than 200 workers, professional technical team, 15 years' experience, exquisite workmanship, stable and reliable quality, competitive price and sufficient production capacity, this is how we make our customers stronger. If you have any inquiry, please do not hesitate to contact us.