The big leaps in optoelectronic technology and academia have drawn increasing attention from the industry community which is always in searching of innovative solutions. Optoelectronics Global Conference (OGC) was created to pave the way to connecting optoelectronic academia and industry as well as connecting China and the rest of the world. The 8th Optoelectronics Global Conference (OGC 2023) will be held in Shenzhen, China, from September 5 to 8, 2023. OGC 2023 is sponsored by IEEE Photonics Society Guangdong Chapter, hosted by Department of Electrical and Electronic Engineering, Southern University of Science and Technology. The conference aims to promote interaction and exchange of various disciplines among professionals in academia and industry at home and abroad. In addition, it also serves to turn technologies into industrial applications. It’s expected that 300-500 professionals will attend the conference.