Taiwan Semiconductor Manufacturing Company Limited is engaged in manufacturing, selling, packaging, testing, and computer-aided designing integrated circuits and other semiconductor devices. It also manufactures masks. The company is involved in researching, developing, designing, manufacturing, and selling solid state lighting devices and related applications products and systems, as well as renewable energy and saving related technologies and products. In addition, it provides customer and technical support services; and sells and markets solar related products. The company operates in Taiwan, the United States, Asia, Europe, and internationally. Taiwan Semiconductor Manufacturing Company Limited was founded in 1987 and is headquartered in Hsinchu, Taiwan.