Police officers stand on guard against prostitutes during a public parade in Shenzhen, south China's Guangdong Province November 29. The booming city has initiated a two-month long sweeping campaign, aiming to snare underground sex workers and illicit sex trade.

Illicit sex workers, under heavy guard line up before a public parade in Shenzhen.

A veiled sex worker, under heavy guard undergoes a public parade.

A veiled sex worker looks out of a police car.

(China Daily December 1, 2006)