Li Jian'an is a teacher at the Cross Media Art Department of Xi'an Academy of Fine Arts. In 2003, he stayed on campus to teach and has been awarded the first, second, and third prizes for excellent graduation creative guidance teacher since he started teaching. In 2019, he was awarded the title of "Excellent Teacher" by Xi'an Academy of Fine Arts.

In 2023, an exhibition of Li Jian'an's paintings titled "The past heart cannot be obtained" will be held at the Xi'an Art Museum;

The first Xi'an Painting Biennial Exhibition in 2023, titled "Handwriting and Mind - Paper Painting National Invitational Exhibition";

Participated in the first Xi'an Painting Biennale in 2021;

In 2021, participated in the National Comprehensive Material Painting Academic Exhibition for Higher Art Institutions to Celebrate the 100th Anniversary of the Founding of the Communist Party of China;

In 2019, "Fang Wai" was selected for the 13th National Art Exhibition and the Shaanxi Artists Association Shaanxi Provincial Art Exhibition celebrating the 70th anniversary of the founding of the People's Republic of China;

In 2014, "Lamp Torch" was selected for the Shaanxi Artists Association's Shaanxi Provincial Art Exhibition to celebrate the 65th anniversary of the founding of the People's Republic of China;

In 2011, "Late Liang Shuming" was selected for the 4th National Youth Art Exhibition;

In 2008, "Holding Breath" was selected as an art exhibition in Shaanxi Province to commemorate the 30th anniversary of the reform and opening up;

In 2006, "The Human Body" was selected for the first domestic art college teacher and student oil painting exhibition.