On April 20, 2016, Sun was announced as a member of Electroeyes Girls, a sub-unit which focuses on e-sports.
[2] From July 8 to August 12, Sun appeared on the third season of Chinese reality television series The Amazing Race China along with groupmate Huang Tingting, with their team being eliminated during the fifth leg.
[4] The following year, she was announced as a member of the sub-unit BlueV along with Li Yuqi, Mo Han, Wan Lina and Lyu Yi during SNH48's fifth anniversary concert held on February 2, 2018; they released their debut EP MAMI on September 7.
In March 2020, Sun participated in the second season of iQiYi's reality show Youth With You as a trainee under Star48 Culture Media.
On August 7, during SNH48's eighth general election, Sun retained the top position with 3,123,409 votes, becoming the third member to be elevated to the Star Palace after Ju Jingyi and Li Yitong.