HOYI — Professional air purification solutions supplierHOYI technology, Inc. was established in Beijing, China. We commit ourselves to improve the health and well-being of our customers by designing and providing the safest, most reliable, and most effective air purification systems.To meet the frequently-updating requirement of market , we take a proactive, focused approach to our products, and set standards to ensure that we are committed to business success through the maintenance of high standards of responsibility and ethics.Until now we have enjoyed good reputation all over the world. Our products have acquired the CE certificates and 6 patents and software copyrights.We do more than you see.