Seoul=) = Wanna One Lai Kuan-lin poses at the 2018 KBS Song Festival red carpet event held at the wedding hall of KBS New Building in Yeouido-dong, Yeongdeungpo-gu, Seoul on the afternoon of the 28th. December 28, 2018
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