![](http://www.ecns.cn/hd/2019/07/05/60b3543d5d5b4817acd379ea996c3a06.jpg)
Photo taken on July 5, 2019 shows robots competing at the Cross-strait robot competion in Nanjing, east China's Jiangsu Province. The competition was held with the involvement of 300 teams from middle schools, colleges and universities. (Photo/China News Service)
![](http://www.ecns.cn/hd/2019/07/05/aa55942b5aea4486b5caca53d77f81c3.jpg)
Photo taken on July 5, 2019 shows robots competing at the Cross-strait robot competion in Nanjing, east China's Jiangsu Province. The competition was held with the involvement of 300 teams from middle schools, colleges and universities. (Photo/China News Service)
![](http://www.ecns.cn/hd/2019/07/05/9c6d52a6dbc24f7baf95fe4b6641bd9a.jpg)
Photo taken on July 5, 2019 shows a robot competing at the Cross-strait robot competion in Nanjing, east China's Jiangsu Province. The competition was held with the involvement of 300 teams from middle schools, colleges and universities. (Photo/China News Service)
![](http://www.ecns.cn/hd/2019/07/05/99db940e041b4b1ca28058a4ed231914.jpg)
Photo taken on July 5, 2019 shows robots competing at the Cross-strait robot competion in Nanjing, east China's Jiangsu Province. The competition was held with the involvement of 300 teams from middle schools, colleges and universities. (Photo/China News Service)
![](http://www.ecns.cn/hd/2019/07/05/a82c36ef35824cd6830d0f63896cf7d6.jpg)
Photo taken on July 5, 2019 shows robots competing at the Cross-strait robot competion in Nanjing, east China's Jiangsu Province. The competition was held with the involvement of 300 teams from middle schools, colleges and universities. (Photo/China News Service)