Hong Yi Fiber Ind. Co., Ltd. manufactures and sells polyester processed yarns in Taiwan, including standard draw-textured yarn (DTY), TCD composite yarn, environmentally friendly yarns such as global recycled standard (GRS) certified products, and functional yarns; the company serves applications in plain woven and knitting fabrics, sport and casual wear, functional fabrics, home-use fabrics, and industrial-use fabrics. Founded in 1968 and headquartered at No. 66, Tacheng Street, 6th Floor, Datong District, Taipei City, Taiwan, it operates primarily in the textile manufacturing industry within the consumer discretionary sector with 243 employees. The company maintains a focus on specialized and differentiated polyester yarns, such as 2-way stretch yarn, high count yarn, cationic dyeable yarn, full dull yarn, and deep stripe yarn, targeting domestic and international markets through its production facilities including the Yingge plant established in 1984. In recent developments, Hong Yi Fiber Ind. reports ongoing earnings activity with third quarter 2025 EPS of NT$0.14, reflecting year-over-year improvements amid market fluctuations, and continues to emphasize quality standardization since achieving ISO9002 certification in 1995 while providing monthly revenue, financial, and dividend information to investors.