[10] She was cast in her first television series, Nway Kanar Oo alongside Si Thu Win and Htun Eaindra Bo, aired on MRTV-4 in 2017.
Then she had to play in several series: Zanee Chaw Myar Konyet, Toxic, Wingaba Shin Tan and Tatiya Myauk Sone Mak in 2018.
[12][13][14] Following the 2021 Myanmar coup d'état, Mya Hnin Yee Lwin was active in the anti-coup movement both in person at rallies and through social media.
[17][18] On 6 April 2021, warrants for her arrest were issued under section 505 (a) of the Myanmar Penal Code by the State Administration Council for speaking out against the military coup.
Along with several other celebrities, she was charged with calling for participation in the Civil Disobedience Movement (CDM) and damaging the state's ability to govern, with supporting the Committee Representing Pyidaungsu Hluttaw, and with generally inciting the people to disturb the peace and stability of the nation.
[21][22] In December 2023, she promoted a campaign called "Project Life Saving", which helped purchase military equipment supplied to anti-junta forces in the Sittaung River basin in the eastern part of Bago.