![](http://www.ecns.cn/hd/2023/06/20/25cd26c1fc414fef8fb48c75c76fd64b.jpg)
A school building is illuminated with light by 3D projections to bid farewell to graduates in 2023 at Southeast University in Nanjing, east China's Jiangsu Province, June 19, 2023. (Photo: China News Service/Yang Bo)
The names and messages from 10,787 graduates in 2023 were projected onto a building wall to express their best wishes.
![](http://www.ecns.cn/hd/2023/06/20/9b374df1d6954de8a03e5a81583f8a55.jpg)
A school building is illuminated with light by 3D projections to bid farewell to graduates in 2023 at Southeast University in Nanjing, east China's Jiangsu Province, June 19, 2023. (Photo: China News Service/Yang Bo)
![](http://www.ecns.cn/hd/2023/06/20/f3143bf3d4ed48a29ff168c19487fde6.jpg)
A school building is illuminated with light by 3D projections to bid farewell to graduates in 2023 at Southeast University in Nanjing, east China's Jiangsu Province, June 19, 2023. (Photo: China News Service/Yang Bo)
![](http://www.ecns.cn/hd/2023/06/20/642f60f230634155becea1e5b7036654.jpg)
A school building is illuminated with light by 3D projections to bid farewell to graduates in 2023 at Southeast University in Nanjing, east China's Jiangsu Province, June 19, 2023. (Photo: China News Service/Yang Bo)
![](http://www.ecns.cn/hd/2023/06/20/a9fb5c1cc3f245c88e35ffd7f9a7c3db.jpg)
A school building is illuminated with light by 3D projections to bid farewell to graduates in 2023 at Southeast University in Nanjing, east China's Jiangsu Province, June 19, 2023. (Photo: China News Service/Yang Bo)
![](http://www.ecns.cn/hd/2023/06/20/f15b6e99074f442b946f507e66d29446.jpg)
A school building is illuminated with light by 3D projections to bid farewell to graduates in 2023 at Southeast University in Nanjing, east China's Jiangsu Province, June 19, 2023. (Photo: China News Service/Yang Bo)
![](http://www.ecns.cn/hd/2023/06/20/848ab580f9bb4bea99efdf34c27a0c2f.jpg)
A school building is illuminated with light by 3D projections to bid farewell to graduates in 2023 at Southeast University in Nanjing, east China's Jiangsu Province, June 19, 2023. (Photo: China News Service/Yang Bo)