Xu Dao. As of September 4, 2023, Xu, the principal, secretary of the Party branch and deputy to the People's Congress of Nong 'an County, Changchun City, Jilin Province, has successively won the titles of "Excellent Principal in the Fifth Five-Year Plan" of Jilin Province, Backbone Principal in Changchun City, and Advanced Principal in Education and Teaching Quality in Nong 'an County. The Central Primary School of Sangang Town, Nong 'an County, Changchun City, Jilin Province was founded on 1947. After 64 years of continuous development and growth, it has jumped from a backward rural primary school to the ranks of advanced schools in the county.