Finned tube heat exchanger, steam heat exchanger and other types of heat exchanger products are widely used in petroleum, chemical, metallurgy, steel, power and other industries. Long term customers include large state-owned enterprises such as PetroChina, Sinopec, Baosteel, Benxi Iron and Steel, Anqing Petrochemical, CNOOC, China Aerospace Group, and world famous foreign enterprises such as Germany Duer, Germany Eisenmann, US SD, France Saint Gobain, Western China Institute of Technology, Taiwan Yehui, etc. Products are also exported to countries and regions such as India, the United Arab Emirates, Türkiye, Spain, Russia, Japan, and South Korea.