19326 cases of HIV-infection are registered in Tatarstan Republic today. The labour force is involved in HIV-infection more, than the common population. AIDS World Day is celebrated all over the world annually on December, 1st. The red ribbon stays the symbol of the international solidarity in the face of pandemic. «European week of testing for HIV-hepatitis 2015» is held in Tatarstan Republic from November, 20 till November, 27th, 2015. The main objective of this action is to enlarge the number of the people knowing the HIV-status and to inform about the advantages of HIV testing.