Being supported by an highly developed and specialist IT team, we could give technical support on pre-sales & after-sales service for Ventilation System Design, fresh air recuperative ventilation , factory AHU , residential HVAC system ,heat recuperitive . As an expert specialized in this field, we are committed to solving any problem of high temperature protection for users. The product will supply to all over the world, such as Europe, America, Australia,Bolivia , Surabaya ,Sudan , Madrid .Our products are widely sold to Europe, USA, Russia, UK, France, Australia, Middle East, South America, Africa, and Southeast Asia, etc. Our products are highly recognized by our customers from all around the world. And our company is committed to continually improving effectiveness of our management system to maximize customer satisfaction. We sincerely hope to make progress with our customers and create a win-win future together. Welcome to join us for business!