Tse latelang li tla:
Lefatše la laser bakeng sa Photonics 2022, Shanghai
La 26-29 Mmesa, 2022
Liketsahalo tsa Nalane:
Wuhan-Optics Valley ea China EXPO 2021
Shanghai-Laser World of Photonics 2021
Shengzhen-China International Optoelectronic Exposition 2021