Group Wanna One Lai Kuan-lin attended the red carpet event of '2018 SBS Song Daejeon' held at Gocheok Sky Dome in Gocheok-dong, Seoul on the afternoon of the 25th.
About Lai Kuan-lin
Lai Kuan-lin, also romanized as Lai Guanlin and better known mononymously as Guanlin, is a Taiwanese rapper, singer and actor based in South Korea and China.
 Wikipedia