Our firm since its inception, normally regards item top quality as company life, constantly make improvements to generation technology, improve product excellent and repeatedly strengthen organization total good quality management, in strict accordance with the national standard ISO 9001:2000 for HEPA Filter, indoor air quality control system , negative pressure ventilation , industrial application ahu ,Air Sterilization . Our aim is "blazing new ground, Passing Value", in the future, we sincerely invite you to grow up with us and make a bright future together! The product will supply to all over the world, such as Europe, America, Australia,Rotterdam , Costa rica ,Nigeria , Cairo .With more than 9 years of experience and a professional team, we have exported our products to many countries and regions all over the world. We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.