ObjectiveThe blending instructional teaching mode was used in the obstetrical resident standardization training course and the effect was evaluated. Methods. 36 resident physicians who attend obstetrical resident standardization training were chosen as blending instructional teaching group and traditional teaching group

18 physicians per group.The physicians of blending instructional teaching group accept blending instructional teaching mode

which include the obstetrical MOOC and Flipped Class while the traditional teaching group only took part the clinical management ruled by the hospital. Staging examination was performed according the resident physician culture curriculum. Descriptive statistics

t test and Chi-test were performed by SPSS 21.0 lines.Result The average score of theory examination[(93.21±5.4) vs. (81.32±7.1)]

practical skill[(89.75±4.7) vs. (68.96±8.2)] and clinical intellectual[(88.64±9.3) vs. (75.88±9.7)] in the blending instructional teaching group was significantly higher than that in the traditional teaching group(P＜0.05).The satisfaction rate of manipulative ability which physicians considered in the blending instructional teaching group was significantly higher than that in the traditional teaching group(72.22% vs. 16.76%)

which exists statistical significance(χ2=16.74，P=0.003); The satisfaction rate for the tutor which physicians considered in the blending instructional teaching group was significantly higher than that in the traditional teaching group(83.30% vs. 11.11%)

which exists statistical significance(χ2=21.67，P=0.000).