CIOE, the China International Optoelectronic Exposition, is an exhibition for the optoelectronics and photonics industries in Shenzhen, with themed pavilions including a Photonics Innovation Expo and a conference programme running alongside the show.
The 2027 edition
The 28th edition is listed for 8–10 September 2027 at the Shenzhen World Exhibition and Convention Center. The organiser reported more than 4,000 exhibitors at the 2026 edition.
Source: cioe.cn