Group Wanna One Kang Daniel attended a Fan signing event event ceremony held at the Spigen Hall in Samseong-dong, Gangnam-gu, Seoul on the afternoon of the 17th.
news report
About Kang Daniel
Kang Daniel is a South Korean singer-songwriter, actor, and entrepreneur that rose to fame in early 2017 as the first-place winner of the second season of reality competition series Produce 101.
 Wikipedia