After his contract expired in November 2016, he left TF Entertainmen and joined Original Plan Entertainment.

On July 31, 2019, he made his official solo debut with the single "Sea, Ground, Sky", in which he participated in the lyric writing.

On August 18, 2019, he released the OST single "Twin Stars" alongside Sun Yi-hang for the Chinese web drama "Endless Eighteen".

[5] On January 7, 2021 he starred in the Chinese television drama "Youth Melody, playing as the main role.

On the final episode on April 24, 2021, he placed sixth and became a member of the multi-national boy group Into1.