Tong Yang Moolsan is based in Kangnam-gu, Seoul, South Korea, and is sometimes referred to as TYM. Early tractors were based on Iseki designs, from Japan. They have built tractors for other companies and been sold under various brands, including: SAME and Nibbi of Italy; Tong Yang; TYM; and Mahindra. In the United States, they have been imported under the Scorpion and Millennium brand names. In addition, TYM has some tie-ups with Case IH and SAME to either build, assemble or distribute their tractors in South Korea.
Tong Yang Moolsan was founded in 1951, originally for the Movie and trade business. It wasn't until 1973 that the Farm Machinery Factory was established. The company also manufactures cigarette filters, imports newspapers and magazines, manufactures stainless steel flatware (dinnerware) and other items. TYM has production capacity of 10,000 tractors, 7,000 Combine harvesters and 15,000 Rice Transplanters per year.