Objective To evaluate the implementation effect of the basic public health service project in Jiangbei District of Chongqing， so as to provide a basis for further improving the service content and social/economic benefits of the project.

Methods The evaluation was conducted according to the “National Basic Public Health Service Regulations”， “National Basic Public Health Service Project Performance Evaluation Guidance Plan” and the assessment indicators， indicator requirements and weights of each project. The items were evaluated one by one， and each item was calculated and compared to obtain the trends in the three years from 2018 to 2020.

Results The evaluation results showed that the twelve contents of the basic public health service projects in Jiangbei District either met or exceeded the national requirements. The overall effect increased year by year， from 71.73 to 78.74 points. Eight of the twelve service contents have improved year by year， among which the report and processing of information related to infectious diseases and public health emergencies reached 100%， and the vaccination rate of “eight vaccines” reached 97%. Maternal and children （0-6 years old） health care increased significantly， rising by 39.89% and 36.62% respectively. Chronic disease health management was unsatisfactory.

Conclusion The effects of implementation of the basic public health service project is significant， and the service quality has improved year by year. The service content and assessment indicators are still imperfect and is worth of further research.