The key to our success is "Good Product Excellent, Reasonable Rate and Efficient Service" for energy recovery ventilator, air handing system , Total Heat Exchanger , air conditioning syestem ,HRV . We appreciate your enquiry and it's our honor to work with every friend worldwide. The product will supply to all over the world, such as Europe, America, Australia,Burundi , Puerto Rico ,Bangkok , Lebanon .We have 48 provincial agencies in the country. We also have stable cooperation with several international trading companies. They place order with us and export products to other countries. We expect to cooperate with you to develop a larger market.