The 5th International Conference on Optoelectronic Information and Computer Engineering (OICE2026) will be held in Harbin, China during May 15-17, 2026, which is organized by the School of Astronautics, Harbin Institute of Technology, China; co-organized by the College of Computer and Control Engineering, Northeast Forestry University, China; School of Measurement and Control Technology and Communication Engineering, Harbin University of Science and Technology, China; Heilongjiang Province Key L