We have state-of-the-art equipment. Our products are exported for the USA, the UK and so on, enjoying a fantastic status among the clients for Single Room Ventilation, sensible heat exchanger , heat recuperative , negative pressure isolation room ,Mechanical ventilation system with heat recuperative . Standing still today and searching into the long run, we sincerely welcome shoppers all around the globe to cooperate with us. The product will supply to all over the world, such as Europe, America, Australia,Azerbaijan , Honduras ,Portland , moldova .The design, processing, purchasing, inspection, storage, assembling process are all in scientific and effective documentary process , increasing usage level and reliability of our brand deeply, which makes us become superior supplier of the four major product categories shell castings domestically and obtained the customer's trust well.