Tong Yang Moolsan (동양물산), sometimes referred to as TYM, is a company based in Seoul, South Korea, and was established in 1951, . 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; Mahindra of India sold in United States since 1999.
It has four divisions: Machinery Division (tractors, harvestors), Metal Division (silverware), Cultural Services Division and Cigarette Filter Division.
Bokun Enterprise Co. founded was founded in 1960 and changed its name to Tong Yang Moolsan Co., Ltd. in 1962. In 1964 it took over Korea Convenience Ind., Co., Ltd. and commenced manufacture export of stainless steel flatware and castings. In 1968 it merged with Korea Light Metal Co., Ltd. and commenced agricultural Machinery production. In 1972 the first factory of stainless steel flatware established. In 1973 Anyang Farm Machinery Factory established; company share opened to the public. In 1979 they merged with Far-East Filter Co. TYM's R&D Institute and Agricultural Machinery Training Institute was established in 1993. They obtained Obtained ISO 9002 Certificate in 1995. They established Tong Yang Agricultural Machinery (Suzhou) Co., Ltd China. in 2000 and they obtained ISO 9001 Certificate in 2001 and ISO 14001 Certificate in 2002. They established TYM-USA in USA in 2004 and LTYM(Liao Ning, China) in China in 2004.