1980- 1983, teacher of xinhouzhuang middle school.
1983- 1986, as a cadre and member of the Party Committee of Huo Zhuangzi Township.
1986- 1993, deputy secretary of the Party Committee of Nanwangping Township and Tianmu Town.
1993-200 1 year, served as mayor of Tianmu town, secretary of the Party committee and chairman of the National People's Congress (during this period: 1999-2002, studied in the postgraduate class of Marxist philosophy at the Party School of Tianjin Municipal Committee).
From 200 1 to 2002, he served as Party Secretary and Chairman of People's Congress of Zhangzhuang Village.
In 2002-2003, he served as member of the Standing Committee of the District Committee, director of the United Front Work Department and director of the Taiwan Affairs Office.
From 2003 to 2007, he served as member of the Standing Committee of the District Committee, director of the United Front Work Department, director of the Taiwan Affairs Office, secretary of the Party Committee of Beichen Science and Technology Park and director of the Management Committee.
Since 2007, he has served as member of the Standing Committee of the District Committee and deputy head of the district.
On August 20th, 2007, Tianjin Municipal Committee appointed Comrade Ma Mingji as the deputy secretary of Beichen District Committee, and agreed to nominate Ma Mingji as the candidate for the mayor of Beichen District.
On August 28, 2007, he was elected as the head of Beichen District.
From June 5438 to February 2009, he served as secretary of Hangu Working Committee of Tianjin Binhai New Area.
2065438+March 2002, Party Secretary of Tianjin Water Affairs Bureau.