The success of DUS (Distinctness, Uniformity, Stability) Data Analysis Software development by DUS Research Group from Vegetables and Flowers Institute of CAAS has filled in the blank of statistical analysis for new plant variety test in China. It can significantly optimize the trial design, improve the trial accuracy, and realize the joint correction and accurate judgment of trials data from more locations and years. This software has been approved by the International Union for the Protection of New Varieties of Plants (UPOV).