The invention discloses a mining and evaluating system and method of electrical employee comprehensive quality test data. The system comprises a data set for storing the electrical employee comprehensive quality test data, a data preprocessing module for preprocessing the concentrated electrical employee comprehensive quality test data to obtain valid information, a data mining module for analyzing and predicting the valid information to obtain a predicting module and validness of the test data, and a rule extracting module for extracting a rule corresponding to the predicting module according to the predicting module of the test data. An enterprise manpower resource can be simply, effectively and precisely assisted in positioning needed talents in staff recruitment.