YFY Inc., an investment holding company, manufactures and sells paper and paper-related products in Taiwan. It provides forest, fine paper, and board products; industrial paper and paper containers, such as kraft paper and corrugated paper, corrugated cardboard boxes, corrugated cardboard, colored cardboard boxes and containers, food containers, paper pallet; and household paper and tissue paper under the Mayflower, Tender, and Delight brands. The company offers nitrile-butadiene rubber latex used for textile, construction, and wood processing industries; graphic and packaging services, including commercial photography, brand packaging design, certification testing, and packaging and printing management services; printing services and trading services for paper and related materials, digital printing solutions, and anti-counterfeit measures for financial securities. In addition, it is involved in manufacturing radio frequency identification; carbontech and management services; technology and financial business; research and development of organic produce and food ingredients under the GREEN & SAFE brand; and investments in the medical biotechnology sector. Further, the company engages in production and sale of styrene butadiene rubber; real estate investment and development; designing and printing of magazines, posters, and books; renewable energy retail; provision of information software and information processing; wholesale of information software and electric appliances; trade of paper, chemical material, and machinery; workflow system coding; consulting services; design and construction of water processing and environmental facilities; sale and production of fertilizer, retail sale of plant cultivation, refractory materials wholesale and sale of building material, manpower services and wholesale and sale of chemistry raw materials; and operate cogeneration and provide power technology. YFY Inc. was founded in 1924 and is headquartered in Taipei, Taiwan.