A health risk assessment system performs a diagnosis at the Shenyang expo on Sept 1. [Photo by Liu Shu/Xinhua]

A man tries on a pair of VR glasses during the expo in Shenyang, on Sept 1. [Photo by Liu Shu/Xinhua]

A girl is charmed by a robot at the expo in Shenyang on Sept 1. [Photo by Liu Shu/Xinhua]