Being supported by an advanced and professional IT team, we could offer technical support on pre-sales & after-sales service for Energy Recovery Ventilating System, China Heat Exchanger , Floor ERV , Ventilation Unit ,condensing air exhaust air handling system . "Passion, Honesty, Sound services, Keen cooperation and Development" are our goals. We've been here expecting close friends all around the earth! The product will supply to all over the world, such as Europe, America, Australia,Chicago , Romania ,Macedonia , Canberra .we've got all day online sales to make sure the pre-sale and after-sale service in time. With all these supports, we can serve every customer with quality product and timely shipping with highly responsibility. Being a young growing company, we might not the best, but we are trying our best to be your good partner.