[3] He did not perform well academically and left school after finishing Form 5, beginning to work various jobs, including as a mall renovation worker.

[3][4] At the age of 17, Lam was discovered by director Heiward Mak on a sports field, and was cast in the lead role of her drama film High Noon.

[3][5] After this experience, he became interested in acting and began auditioning for roles, starring in student graduation projects and short films while continuing to work in labor jobs, such as an air conditioning maintenance apprentice.

[8] Lam continued to land lead roles, starring in the HOY TV romance series 100 Days of Love II [zh] in 2017.

[21] Lam began dating actress and model Charlotte Cheung [zh] in June 2016,[1] and announced their break up in November 2019.