Doosan Infracore Co. is the No.1 Engine Manufacturer in South Korea. and are expanding the global sales network in all over the world. We produce Diesel and Natural Gas Engines(30 to 1,000 HP) used on commercial vehicles, construction equipment, industrial vehicles, special-purpose vehicles, marine propulsion or auxiliaries, generators and power units.  So we can provide you with high-quality products you want to find so far. Please visit us at http://engine.doosaninfracore.co.kr/eng/main.asp to know more about our company. If possible, please provide us with your company profile and required application for Doosan Infracore engines via written fax or email. Our company has a variety of power unit engines catalogues, so we want to send you them. If you let me know your office address, we will send you the catalogues with more information.