The group Wanna One Ong Seong-wu is appearing at a Sports clothing brand photo event held at Sejong University Ocean Hall in Seoul on the afternoon of the 11th.
The group Wanna One is preparing for a comeback with '111 = 1', which will be the first regular album and the last Wanna One activity on November 19th.
About Ong Seong-wu
Ong Seong-wu is a South Korean singer and actor. He is known for his participation in the survival reality show Produce 101 Season 2, where he finished in fifth place, and is a former member of the show's derivative boy group Wanna One.
 Wikipedia