A light show is presented on Canton Tower for celebrating the Teachers' Day on Sept 9, 2021. The light show also will holds on Sept 10, 2021 at Canton Tower. [Photo by Zheng Erqi/For chinadaily.com.cn]

A light show was presented on Canton Tower in Guangzhou, Guangdong province, on Thursday in celebration of Teachers' Day, which fell on Friday. The show will continue on Friday.