1. Evaporators and Condensers applied in autos 2. Fin: flat or corrugated aluminum foils; hydrophilic / bare , blue or silver color Tube: copper pipe 3. Φ7mm, φ7.94mm, φ9.52mmof tube O.D. available 4. Materials of fin and tube per customer's need, it could be aluminum, copper or stainless steel 5. Customized service available according to customer's drawings to meet end user's specified requirements