Yi Jinn Industrial Co., Ltd. researches, develops, produces, and sells polyester textured yarns, operating in Taiwan, the rest of Asia, the Americas, Europe, and Africa. The company operates through three segments: Textile Department, Leasing Department, and General Department. The Textile Department processes, weaves, and trades man-made and natural fibers and their products; the Leasing Department handles real estate leasing and other business; and the General Department covers import and export of textile products, investment in various securities, and real estate development. Incorporated in 1981, the company is based in Taipei City, Taiwan.