The company operates in four primary segments: cement, chemical engineering, electricity, and other segments, offering a wide range of products such as Portland cement, high strength cement, low alkaline cement, low-temperature cement, and oil well cement. In addition, Taiwan Cement produces and sells raw chemicals, generates power through thermal and other renewable energy sources, and provides land and marine transportation services, as well as refractory materials. The majority of its revenue comes from Asia and Taiwan, serving the building and construction industries.