CS Group Investment Holding Limited provides natural and man-made fiber dyeing and finishing products and services in Asia. The company operates through Weaving, Dyeing, and Finishing Services; Construction Business; and Other segments. It is also involved in the processing, printing, bleaching, dyeing, and trading of various fiber products, as well as dyeing and finishing technical consultation, raw material agency, and production and sales of various other products. The company was formerly known as Chyang Sheng Texing Co., Ltd. and changed its name to CS Group Investment Holding Limited in February 2026. The company was founded in 1983 and is headquartered in Taoyuan City, Taiwan.