From 2021 to 2023, We organized HIV prevention services for key populations. Over this period, we reached a total of 11,663 sex workers, including 2,819 in 2021, 2,024 in 2022, and 6,820 in 2023. Similarly, our programs supported 18,530 men who have sex with men (MSM), with annual figures of 5,607 in 2021, 2,906 in 2022, and 10,017 in 2023. For transgender women, we provided prevention services to 1,826 individuals across the three years, including 781 in 2021, 174 in 2022, and 871 in 2023. Furthermore, we distributed a total of 1,959,847 male condoms, with 317,799 in 2021, 120,893 in 2022, and 1,521,155 in 2023.