Fuente: Wipo "BigData" The invention discloses a project acceptance material evaluation system and method based on data analysis, and belongs to the technical field of data analysis. The method comprises the following steps: S1, data collection: data comprises approved historical project data and approved project data; s2, processing missing values and abnormal values by using an AI-driven data cleaning tool; s3, carrying out privacy processing and de-identification on the data; s4, performing association analysis on the historical approval data, and performing model pre-training by using an association analysis result of the historical data; s5, performing deviation analysis on the approval data, including cost deviation and progress deviation; s6, performing secondary training on the model by using the deviation analysis result; and S7, recording the result of each item acceptance material assessment, and expanding and perfecting big data resources. AI is used as assistance, automation is achieved in the aspect of evaluation of project acceptance materials, and waste of human resources is greatly reduced.