Visitors view a spider-like programmable robot with six legs during the 2019 Consumer Electronics Show (CES) Asia in east China's Shanghai, June 11, 2019. The 2019 Consumer Electronics Show (CES) Asia kicked off on Tuesday in Shanghai. The three-day exhibition showcased the latest achievements in 5G technology, artificial intelligence, augmented/virtual reality and vehicle technology. (Photos: Xinhua)

A staff member demonstrates an underwater booster for diving during the 2019 Consumer Electronics Show (CES) Asia in east China's Shanghai, June 11, 2019. The 2019 Consumer Electronics Show (CES) Asia kicked off on Tuesday in Shanghai. The three-day exhibition showcased the latest achievements in 5G technology, artificial intelligence, augmented/virtual reality and vehicle technology.

A staff member (R) demonstrates a fighting robot during the 2019 Consumer Electronics Show (CES) Asia in east China's Shanghai, June 11, 2019. The 2019 Consumer Electronics Show (CES) Asia kicked off on Tuesday in Shanghai. The three-day exhibition showcased the latest achievements in 5G technology, artificial intelligence, augmented/virtual reality and vehicle technology.

A staff member demonstrates a gesture capturing system during the 2019 Consumer Electronics Show (CES) Asia in east China's Shanghai, June 11, 2019. The 2019 Consumer Electronics Show (CES) Asia kicked off on Tuesday in Shanghai. The three-day exhibition showcased the latest achievements in 5G technology, artificial intelligence, augmented/virtual reality and vehicle technology.

Visitors try mobile phones during the 2019 Consumer Electronics Show (CES) Asia in east China's Shanghai, June 11, 2019. The 2019 Consumer Electronics Show (CES) Asia kicked off on Tuesday in Shanghai. The three-day exhibition showcased the latest achievements in 5G technology, artificial intelligence, augmented/virtual reality and vehicle technology.

Visitors try a touchable projection product during the 2019 Consumer Electronics Show (CES) Asia in east China's Shanghai, June 11, 2019. The 2019 Consumer Electronics Show (CES) Asia kicked off on Tuesday in Shanghai. The three-day exhibition showcased the latest achievements in 5G technology, artificial intelligence, augmented/virtual reality and vehicle technology.

Visitors view underwater photographic robots during the 2019 Consumer Electronics Show (CES) Asia in east China's Shanghai, June 11, 2019. The 2019 Consumer Electronics Show (CES) Asia kicked off on Tuesday in Shanghai. The three-day exhibition showcased the latest achievements in 5G technology, artificial intelligence, augmented/virtual reality and vehicle technology.

Visitors view a vegetable planting system during the 2019 Consumer Electronics Show (CES) Asia in east China's Shanghai, June 11, 2019. The 2019 Consumer Electronics Show (CES) Asia kicked off on Tuesday in Shanghai. The three-day exhibition showcased the latest achievements in 5G technology, artificial intelligence, augmented/virtual reality and vehicle technology.