"Based on domestic market and expand overseas business" is our development strategy for Total Heat Exchanger, negative pressure isolation room , energy recovery ventilator , Air Handling Unit ,Holtop Industrial Air Conditioning System Solutions . Our company has been devoting that "customer first" and committed to helping customers expand their business, so that they become the Big Boss ! The product will supply to all over the world, such as Europe, America, Australia,Jordan , Ethiopia ,Kenya , Melbourne .Wide selection and fast delivery to suit your needs! Our philosophy: Good quality, great service, keep improving. We've been looking forward that more and more oversea friends join in our family for further development near the future!