Photo taken on Aug. 15, 2018 shows a bionic basketball-shooting robot at World Robot Conference 2018 in Beijing, capital of China. Kicking off on Wednesday, the Conference attracted contestants from 16 countries and regions to participate in the contest section. (Xinhua/Zhang Chenlin)

Visitors watch the performance of a robot orchestra at World Robot Conference 2018 in Beijing, capital of China, Aug. 15, 2018. Kicking off on Wednesday, the Conference attracted contestants from 16 countries and regions to participate in the contest section. (Xinhua/Zhang Chenlin)

An exhibitor displays a bat-like bionic robot at World Robot Conference 2018 in Beijing, capital of China, Aug. 15, 2018. Kicking off on Wednesday, the Conference attracted contestants from 16 countries and regions to participate in the contest section. (Xinhua/Zhang Chenlin)

People visit the HIT Robot Group booth at World Robot Conference 2018 in Beijing, capital of China, Aug. 15, 2018. Kicking off on Wednesday, the Conference attracted contestants from 16 countries and regions to participate in the contest section. (Xinhua/Zhang Chenlin)

Visitors view an industrial robot at World Robot Conference 2018 in Beijing, capital of China, Aug. 15, 2018. Kicking off on Wednesday, the Conference attracted contestants from 16 countries and regions to participate in the contest section. (Xinhua/Zhang Chenlin)

Photo taken on Aug. 15, 2018 shows a robot toy at World Robot Conference 2018 in Beijing, capital of China. Kicking off on Wednesday, the Conference attracted contestants from 16 countries and regions to participate in the contest section. (Xinhua/Zhang Chenlin)

Photo taken on Aug. 15, 2018 shows a vehicle handling system at World Robot Conference 2018 in Beijing, capital of China. Kicking off on Wednesday, the Conference attracted contestants from 16 countries and regions to participate in the contest section. (Xinhua/Zhang Chenlin)