On the morning of August 31st, the 11th meeting of the 14th National People's Congress of Guangxi Zhuang Autonomous Region decided to appoint Sun Ruijun as the head of the Science and Technology Department of the Autonomous Region.

The Organization Department of the Guangxi Zhuang Autonomous Region Party Committee announced on August 12 before the publicity was announced.

Among them: Sun Ruijun, female, Han nationality, born in August 1983, graduate student, member of the Communist Party of China, currently the deputy secretary of the Yulin Municipal Party Committee, and deputy mayor of the Municipal People's Government, and is intended to be the official office of the district level.

Public resume shows that Sun Ruijun is a native of Panzhihua, Sichuan. In 2001, he entered the Department of Economics of the School of Economics and Management of Tsinghua University.In December 2010, he served as deputy secretary of the Youth League Committee of Tsinghua University and was deputy department.

In May 2012, Sun Ruijun was selected to work in Chongzuo City, Guangxi.In June 2013, she was appointed Mayor of Xiangxiang City, and in August 2017, he served as Secretary of the Qintang District Committee of Guigang City.

In February 2020, it was reported that Sun Ruijun has served as the Standing Committee of the Belle Municipal Party Committee and the Minister of the Organization Department.

In February 2023, it was reported that Sun Ruijun had been the deputy secretary of the Yulin Municipal Party Committee, and in August of the same year, he served as executive deputy mayor and recently adjusted.

In September 2013, Tsinghua University's 2013 Guangxi Selection Symposium was held in Nanning. At that time, Sun Ruijun, the mayor of Pingxiang City, spoke as a representative of the previous young alumni.Sun Ruijun said that the most deepest thing I feel is the "national consciousness", and I have a feeling of defending the soil as far as the border.She hopes that the new alumni will do a good job in the masses, help the masses to solve practical problems, and obtain trust in the people.

Li Guozhong, the former party secretary and director of the Science and Technology Department of the Guangxi Zhuang Autonomous Region, has been the secretary of the Party Committee of Guangxi University.