The company keeps to the operation concept "scientific management, high quality and efficiency primacy, customer supreme for Air Handling Unit, high efficiency heat recovery ventilation system , Industrial Projects , negative pressure airflow ,heat recovery core . We are highly aware of quality, and have the certification ISO/TS16949:2009. We are dedicated to supply you high quality products with reasonable price. The product will supply to all over the world, such as Europe, America, Australia,Las Vegas , Bulgaria ,Armenia , Libya .Our company has abundant strength and possesses a steady and perfect sales network system. We wish we could establish sound business relationships with all customers from at home and abroad on the basis of mutual benefits.