Ding Zhun improved the score. Ding Zhun ranks first in Xi 'an full-time tutoring institution, with strict management and high score, and Founder ranks fifth. Comparatively speaking, Ding Zhun scored high. Xi Anding Quasi-College Entrance Examination Counseling School is a full-time boarding school specializing in senior high school entrance examination, college entrance examination training and vocational high school education.