China 's Great Firewall is a massive Internet surveillance and content control system . Critics said it would stifle business but now Chinese Internet companies are worth billions . Amnesty International fears China is exporting its model to places like Egypt and Russia .
China 's `` Great Firewall '' is a massive Internet surveillance and content control system . Critics said it would stifle business but now Chinese Internet companies are worth billions . Amnesty International fears China is exporting its model to places like Egypt and Russia .