In terms of the findings’ implications onto designing of HIV prevention interventions, first, risk perception about HIV/STD transmission among MSMRP needs to be heightened. MSMRP should be reminded about HIV prevention programs on basic epidemiology of HIV transmission among MSM in China, which indicates that the prevalence of multiple partner-ships among RP of MSMRP is high [18], and that UAI with RP is a strong risk factor of HIV transmission among MSMRP [26].