Sit is now studying for a PhD in art and he is also a guest lecturer at both the City University of Macau and the University of Macau.

In 2017, Sit was an overseas exchange student at the College of Art and Design at Seoul National University of Science and Technology and graduated from the Guangzhou Academy of Fine Arts with a master’s degree in 2019. He had received a Young Artist Grant under the China National Arts Fund in 2023. Sit has achieved the Outstanding Artworks Award, the Special Artworks Award and the Young Artist Award at the Collective Exhibition of Macao Visual Arts. He was shortlisted to exhibit at the Art Macao: Macao International Art Biennale 2021 and he has held solo exhibitions in Guangzhou and Zhongshan. He is a selected artist for the ‘third batch member painter’ of the Guangzhou National Young Painters Scheme (Qing Miao Scheme), an oil painting commissioner on behalf of the Greater Bay Area Artist Association, a council member of both the Federation of Associations of Cultural Sectors of Macau and the Macau Artist Society, and a vice-director of the Macau Youth Art Association.