It is not quite the "RoboCop" of the 1987 movie: no gun, no power to arrest and wheels rather than the Hollywood cyborg's mechanical stride.

But at a busy intersection in the eastern Chinese city of Hangzhou, the 1.88-m (6-foot-2-inch) robot can spot a helmetless e-bike rider, issue a polite warning and swing its…

A Chinese technology company is testing robot traffic officers in Hangzhou to automate repetitive road-monitoring duties. Reuters reported that the machines can detect helmetless…