Hanwha Aerospace Co., Ltd., formerly Hanwha Techwin Co Ltd, is a subsidiary of Hanwha Group, is an aerospace industrial company headquartered in Changwon, South Korea. It was established in 1977 as Samsung Precision. The company is Korea's only gas turbine engine manufacturer, and specializes in the development, production and maintenance of aircraft engines. In 1979, it started the aircraft engine business with gas turbine engine depot maintenance business, providing various gas turbines to Korea and all over the world and by 2016 the company had produced more than 8,000 pieces of equipment. Wikipedia