Abstract: Objective This study was conducted to evaluate the quality of direct network report for HIV/AIDS and get the message of problems lied in, with the purpose of improving the qualily of work and providing reference basis for management index drawn up. Methods Real time database of HIV/AIDS and related tables reported by direct report network system in 2006 were downloaded on January 1,2007, and then statistical analysis was conducted on direct reported cases of HIV/AIDS by different factors that influenced report quality. Results Of the cases reported in 2006, part of the non-required fields such as ID card number, telephone and work unit etc. were poorly filled in. Some were even incorrectly filled in and logic mistakes existed between route of infection and contact history. More than 70% cases were reported in 30 days after WB confirmation or diagnosis, in which 41.2% were reported within 1-7 days(in 5 workdays) and 59.3% within 1-15(in 10 workdays). Case survey was conducted on 16 341(45.7%) of all the non-detained persons and reported by the direct report network system. 7879(22.0%) cases were followed up and reported. Conclusion Since the implementation of the direct report network for HIV/AIDS, the seasoning of HIV/AIDS reporting was improved in some extend while the proportions of case survey and follow-up in national wide were relatively low. Pertinent work and improvement should be strenghtened on the new version of the system.