Sanitary status before and after the implementation of quantitative grading of food hygiene inspection in 84 dining rooms from 80 schools and kindergartens was compared and analyzed in Tengzhou city.

• 通过对滕州市辖区内80处学校(幼儿园)的84个食堂实施食品卫生监督量化分级管理前后的卫生状况进行比较并分析。