Why are public institutions in Nujiang free of interviews?

The reason why institutions in Nujiang Prefecture are exempt from the test interview is that the minimum qualified scores of written tests in various categories are 80% of the average scores of those who participate in the written tests according to the corresponding categories. Among the personnel above the minimum qualified score line, those who enter the qualification review stage shall be determined according to the order of the written test scores of each position from high to low and the proportion of the number of recruitment plan 1: 1.