![](http://www.ecns.cn/hd/2019/08/28/9839f231b5b84bbe99bae3555c97ea1f.jpg)
Exhibits made using 3D printing on show at the Smart China Expo in Southwest China’s Chongqing Municipality, Aug. 27, 2019. Themed "Smart Technology: Empowering Economy, Enriching Life", the expo consists of various conferences, exhibitions, contests and forums. (Photo: China News Service/Zhou Yi)
![](http://www.ecns.cn/hd/2019/08/28/7c23be9fc227447a832b102872186781.jpg)
Exhibits made using 3D printing on show at the Smart China Expo in Southwest China’s Chongqing Municipality, Aug. 27, 2019. Themed "Smart Technology: Empowering Economy, Enriching Life", the expo consists of various conferences, exhibitions, contests and forums. (Photo: China News Service/Zhou Yi)
![](http://www.ecns.cn/hd/2019/08/28/3592c59c9c564bb0b2fe5267edeea59d.jpg)
A visitor tries out a smart driving vehicle at the Smart China Expo in Southwest China’s Chongqing Municipality, Aug. 27, 2019. Themed "Smart Technology: Empowering Economy, Enriching Life", the expo consists of various conferences, exhibitions, contests and forums. (Photo: China News Service/Chen Chao)
![](http://www.ecns.cn/hd/2019/08/28/eccd71fdb4f84b7095208d86b60ae466.jpg)
A smart security checking system of the Chongqing Airport Group at the Smart China Expo in Southwest China’s Chongqing Municipality, Aug. 27, 2019. Themed "Smart Technology: Empowering Economy, Enriching Life", the expo consists of various conferences, exhibitions, contests and forums. (Photo: China News Service/Chen Chao)
![](http://www.ecns.cn/hd/2019/08/28/d6159809ec8b4ac394d257014032590f.jpg)
A robot makes coffee at the Smart China Expo in Southwest China’s Chongqing Municipality, Aug. 27, 2019. Themed "Smart Technology: Empowering Economy, Enriching Life", the expo consists of various conferences, exhibitions, contests and forums. (Photo: China News Service/Chen Chao)