Yellow. President Huang of Qingdao all the virtues School refers to the principal surnamed Huang of Qingdao all the virtues School. By querying the employment information of Qingdao all the virtues School, as of July 8, 2023, the principals of Qingdao all the virtues School were Xu Xin and Huang, among whom Huang surnamed Huang. Established in 1993, Qingdao all the virtues School is the earliest private education school in Shandong Province, and the first school to obtain the title of "A-level" for ordinary private primary and secondary schools.