Leeku Industrial Co., Ltd. manufactures and sells non-ferrous metal products, primarily copper and copper alloy strips, sheets, plates, and bars, in South Korea. The company produces oxygen-free copper, tough pitch copper, phosphorus deoxidized copper; red brass; brass; phosphor bronze; and specialized alloys including detonator brass, naval brass, tin brass, tin copper, LEEKU ferrous copper, and CuFe2P, serving industries such as electronics, automotive, machinery, semiconductors, connectors, and lead frames. Founded in 1968 and headquartered in Pyeongtaek-si, Gyeonggi-do, it operates primarily in South Korea with exports to markets including China, Japan, Southeast Asia, and the United States. Leeku Industrial maintains stable operations amid cyclical metal markets, with recent financials showing revenue growth to approximately 472 billion won in 2024 from 433 billion won in 2023 and net income of 16 billion won, alongside an annual dividend declaration of 50 won per share payable in 2026.