Are all professional students at Qingdao University’s 2019 Graduation Ceremony Concert?

No. According to a query on the official website of Qingdao University, the students at the 2019 Qingdao University Graduation Ceremony in 2019 come from various majors, not all majors. Qingdao University, referred to as Qingdao, is located in Qingdao City, Shandong Province. It was founded in 1909 and was jointly established by the original Qingdao University, Shandong Textile Technology College, Qingdao Medical College and Qingdao Normal College.