Infineon Technologies was officially established on April 1, 1999 in Munich, Germany and is one of the world's leading semiconductor companies. Its predecessor was the semiconductor division of Siemens Group, which became independent in 1999 and went public in 2000. Its Chinese name is Yiheng Technology, which was renamed Infineon Technology after 2002.

  Infineon Technologies, headquartered in Neubiberg, Germany, focuses on meeting the three major technological challenges of modern society: high energy efficiency, mobility, and safety, providing semiconductor and system solutions for automotive and industrial electronic devices, chip cards and security applications, as well as various communication applications. Infineon's products are known for their high reliability, excellent quality, and innovation, and they possess cutting-edge technology in the fields of analog and mixed signal, RF, power, and embedded control devices.

  Infineon's business covers the world and has branches in places such as Miaobida in California, USA, Singapore in the Asia Pacific region, and Tokyo in Japan.