Chinese boy band T.U.B.S otherwise known as ‘The Untamed Boys’ (romanised to “Chen Qing Shao Nian” from Chinese) was formed by NSMGroup in 2019. The quartet's line-up consists of members: Yubin, Jili, Cao Yuchen and Li Bowen. All of the members starred in the billion-viewed Chinese drama series ‘The Untamed’ (Chen Qing Ling). 
 As the official ambassadors of the Thai Spring Festival 2020, T.U.B.S released their first group song ‘Love Rhythm’ which also served as the theme song. The group had their first concert in Nanjing, China in November 2019 and first world tour in Bangkok, Thailand in January 2020. 
 In January 2021, T.U.B.S released their debut EP LOVE: One-Act which also features unit songs and collaborations with Thai and Korean artists. The EP boasts a diverse set of songs from the group's unique perspectives and reminiscences of love.