On September 6, the 24th China International Optoelectronic Expo (CIOE China Optoelectronics Expo) kicked off in Shenzhen, and the exhibition opened 12 exhibition halls of Shenzhen World Convention and Exhibition Center for the first time, with an exhibition area of more than 240,000 square meters, a record high. Bringing together more than 3,000 high-quality exhibitors from all over the world, the exhibition covers the whole optoelectronic industry such as information and communication, optics, laser, infrared, ultraviolet, sensing, innovation, new display, etc., focusing on displaying materials, devices, equipment, technologies and complete sets of solutions, providing new technologies, new models and inspiring new ideas for the optoelectronic industry and downstream applications.