In 2013, Kang made his acting debut in the web series After School: Lucky or Not together with the members of 5urprise – actor group formed by talent agency Fantagio.

[1] He also made his name in Vietnam by playing the male lead role Lee Jun-su in the Korean-Vietnamese joint drama Forever Young.

[3] In 2020, Kang appeared in the JTBC drama Run On where he played an art student alongside Choi Soo-young.

[8] On August 31, 2022, Kang announced at a fan meeting that he would enlist for his mandatory military service on September 20, 2022.

[13] On August 10, 2022, Kang donated ₩20 million to help those affected by the 2022 South Korean floods through the Hope Bridge Korea Disaster Relief Association.