CAMBODIA. Phnom Penh. Srey Toi Inside the old slum/housing complex known as Bou Deng (Red Earth). She is HIV poitive and works as a prostitute in one of the bars of the capital catering to foreigners. Poverty is one of the main factor which contributes to the high level of HIV in the country and many of the people living in this slum area are believed to be infected with the virus.