Infineon Technologies was formally 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 AG, headquartered in Neubiberg, Germany, provides semiconductors and system solutions for the three major technological challenges of modern society - energy efficiency, mobility and security.

  Infineon Infineon focuses on meeting the three technological challenges of modern society: energy efficiency, mobility and security, providing semiconductor and system solutions for automotive and industrial power devices, chip cards and security applications. Infineon's products are known for their high reliability, quality and innovation, and they hold cutting-edge technologies in the fields of analog and mixed-signal, radio frequency, power and embedded controls. Infineon has a global presence with branches in Milpitas, California, USA, Singapore in Asia Pacific, and Tokyo, Japan. In the 2018 fiscal year (ending September 30, 2018), the company's total revenue in the global market was 7.599 billion euros.

 On August 2, 2018, Infineon and Alibaba Cloud signed an IoT cooperation memorandum to jointly promote the application of IoT technology in smart life, industry and other fields.