Dalian EastSource Thermal Tech Inc. As one of Chinese leading aluminum Bar & Plate and Tube-Fin coolers manufacture, EestSource has more than 15 years of engineering and manufacturing experiences in heat exchanger industry. EastSource exports 80% of its products to more than 20 countries and most of customers are the world-leader layers in their business. Our products are widely used in the field of Construction Equipments, Compressor and Dryers, Hydraulic Applications, Agricultural and Forestry Equipments, Commercial Vehicles, Generators, railway Vehicles, Trucks and Buses, and other engineering applications.