eijing Hua Neng Gong Fa Low Temperature Technical Ltd. (HNGF) is registered in ChangPing Subsection of ChongGuanCun Technical Yard. We provide good service on fabrication, development, and consultant of deep freezing and cold storage to our customers. With more than 20 years experience in this industry, we have successfully developed Aluminum Wing Radiator. The wing and pipe are made together as one piece; it could be applied mainly under the range of -45ºC to 5ºC. It is ideal radiator for any kind of cooling warehouse. It has obtained good reputation in the customers, especially, the high efficiency. HNGF is the leader of new deep-freezing technic. We are dedicated to provide the best service to our customers. Everyone is welcome to visit our company. We are looking forward to the opportunity to work together with you.