TCC Group Holdings Co., Ltd. engages in the production and sale of cement and ready-mix concrete in Taiwan. The company operates through Cement, Electricity and Energy, and Other segments. It is also involved in the thermal, photovoltaic, wind, geothermal and renewable power generation; research, development, production, and sale of rechargeable lithium-ion batteries and battery modules; marine and land transportation; and production and sale of heat-resistant materials. The company processes and sells refractory, chemical, and rubber raw materials; sells limestone; and offers property leasing and energy technology, information software design, afforestation, industrial port management, engineering, construction and lease, waste collection and treatment, business consulting, port facility, software product and equipment maintenance, logistics and transportation, and dangerous waste treatment services. Further, it is involved in the warehousing, transportation, filtering, and sale of sand and gravel; import and export trading; mining excavation activities; and manufacture and sale of slag powder. The company was formerly known as Taiwan Cement Corp. and changed its name to TCC Group Holdings Co., Ltd. in May 2024. TCC Group Holdings Co., Ltd. was incorporated in 1946 and is headquartered in Taipei, Taiwan.