"Based on domestic market and expand abroad business" is our progress strategy for Enthalpy heat recuperative unit, heat wheel , parts of HVAC system , Keywords B ,Heat recovery units . All of the time, we have been paying attention on all information to insure each product or service glad by our customers. The product will supply to all over the world, such as Europe, America, Australia,Detroit , Barbados ,Latvia , Rotterdam .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.