Persisting in "High good quality, Prompt Delivery, Aggressive Price", we've established long-term cooperation with shoppers from each overseas and domestically and get new and previous clients' high comments for 600cmh ERVs, industrial air handling system , sensible heat exchanger , Vertical Ventilation System ,Heat Exchanger China . We have confident that we can provide the high quality products at resonable price, good after-sales service to the customers. And we will create a bright future. The product will supply to all over the world, such as Europe, America, Australia,Barcelona , Atlanta ,Durban , Bangladesh .We have been in operation for more than 10 years. We are dedicated to quality products and consumer support. We currently own 27 product utility and design patents. We invite you to visit our company for a personalized tour and advanced business guidance.