China's surveillance is on the rise.

Hundreds of millions of cameras monitor Chinese citizens' using facial recognition, body scanning and geo-tracking.

What people say, do and even think is watched - scrutinised and scored.

China's Social Credit system ranks people as good citizens or bad … to be rewarded or punished.

As Big Brother meets Big Data, 101 East investigates how China is implementing the most sophisticated system of social control in history.

Source: Al Jazeera