Anhui Province is a typical double cropping cultivated region of the potato in Central China , in which it is of significance to upgrade the potato varieties through screening of potato varieties. Taken Favorita as control, a comparison test of new potato varieties was carried out in 2012. The results indicated that the average fresh tuber yields of Zhongshu20 and Zhongshu7 were 56.42 and 60.82 t·hm^-2, respectively, which were 29.0% and 25.9% more than the control, correspondingly. Their growth periods were 65 d and 67 d. Both varieties have many good traits such as good steamed taste, strong resistance to early blight, late blight and leaf curl virus disease, and are suitable to plant in the whole Anhui Province and other double cropping cultivated region of Central China.