Integrated circuits, precision machinery, etc. The cooperation projects between Huawei Microelectronics and Changchun Institute of Optics and Mechanics include integrated circuits and precision machinery. Huawei Microelectronics mainly focuses on the semiconductor industry, and Changchun Institute of Optics and Mechanics is an important research institution in the field of optoelectronics in China, so it has extensive research and development capabilities in the fields of optoelectronics, optical communication and sensors.