Taiwan Semiconductor Co., Ltd. manufactures and sells rectifiers and bar code printers in Asia, the United States, Europe, and internationally. It offers discrete devices, including schottky rectifier, bridge, standard rectifier, protection diode, MOSFETs, general purpose and low transistor, small signal products, such as zener, switching, and schottky diode. The company also provides amplifier & comparator; automotive voltage, linear voltage, and switching regulator; LED driver; voltage references; and magnetic sensors. It is also involved in customization of design, integration, and marketing of label papers and other parts; production and sales of handheld computers and their parts for enterprise; and research and development, and designing of handheld computers for enterprise use, and technical services. Its products are used in a range of applications in the automotive, power supply, computing, consumer, lighting, and telecom industry. The company was founded in 1968 and is headquartered in New Taipei City, Taiwan.