Dong Yang Piston Co., Ltd., together with its subsidiaries, manufactures and sells automobile parts in South Korea and internationally. It offers compact pistons for gasoline, diesel, LPI, and hybrid engines used in passenger cars and SUVs; mid-size pistons for diesel and natural gas engines used in vans, mini buses, compact trucks, and buses; and large-size pistons for gasoline engines used in medium and heavy duty trucks, construction equipment, and generators. The company also provides small pistons for msall gasoline engines used in two-wheelers, including motorcycles; pistons for military vehicles and vessels, as well as agricultural vehicles, such as tractors, combines, etc.; piston pins for automobile engines; diamond cutting tools for piston machining; and ring carriers for gas and diesel engine pistons, as well as cylinder liners for diesel engines. In addition, it implements assembly of various components, such as piston rings, pins, and con rods with pistons. Dong Yang Piston Co., Ltd. was founded in 1967 and is headquartered in Ansan-si, South Korea.