Abstract: Objective To evaluate the quality of internet-based reporting of communicable diseases in Jinzhou from 2006 to 2010. Methods The data of communicable disease internet-based reporting in Jinzhou was obtained from national disease reporting information system to conduct statistical analysis according to the requirement prescribed by the law of communicable diseases prevention and treatment. Results From 2006 to 2010, the internet-based reporting rate in Jinzhou increased from 26.96% to 100%; the untimely reporting rate declined from 30.20% to 0.17%; the untimely report verifying rate declined from 5.72% to 0.04% and the re-reporting rate declined from 0.06% to 0%. Conclusion The quality of internet-based reporting was improved in Jinzhou from 2006 to 2010, but the untimely reporting, untimely report verifying and report missing still existed, which suggested that the training on the internet-based reporting of communicable diseases should be strengthened in disease control and prevention centers and hospitals.