Visitors look at a laser cutter at the 16th Harbin International Equipment Manufacturing Exposition held in Harbin, capital of northeast China’s Heilongjiang province, May 22, 2016.[Photo/Xinhua]
Children look at a robot hand at the 16th Harbin International Equipment Manufacturing Exposition held in Harbin, capital of northeast China’s Heilongjiang province, May 22, 2016. [Photo/Xinhua]
Visitors look at a model of a helicopter displayed at the 16th Harbin International Equipment Manufacturing Exposition held in Harbin, capital of northeast China’s Heilongjiang province, May 22, 2016. [Photo/Xinhua]
An exhibitor introduces a robot arm at the 16th Harbin International Equipment Manufacturing Exposition held in Harbin, capital of northeast China’s Heilongjiang province, May 22, 2016.[Photo/Xinhua]
Exhibitors demonstrate 3D printing at the 16th Harbin International Equipment Manufacturing Exposition held in Harbin, capital of northeast China’s Heilongjiang province, May 22, 2016. [Photo/Xinhua]
A girl looks at a robot at the 16th Harbin International Equipment Manufacturing Exposition held in Harbin, capital of northeast China’s Heilongjiang province, May 22, 2016. [Photo/Xinhua]
Visitors look at a waiter robot at the 16th Harbin International Equipment Manufacturing Exposition held in Harbin, capital of northeast China’s Heilongjiang province, May 22, 2016.[Photo/Xinhua]
Visitors look at a robot at the 16th Harbin International Equipment Manufacturing Exposition held in Harbin, capital of northeast China’s Heilongjiang province, May 22, 2016.[Photo/Xinhua]