After the success of his debut role, former WANNA ONE member showed a variety of talents when he continued his debut as a solo singer through a self-composed mini-album.
Officially becoming a trainee of Lion Media after winning the first prize in the Youth Song Festival in September 2008. Song, Ong Seong Woo struggled right from the start when the company was caught in a series of scandals, which caused the artists to leave. He received an offer from a major entertainment company, but because of the 10-year contract with Lion Media, he missed the opportunity.
Carrying his dream of debuting, in 2011, Ong Seong Woo decided to attend the Department of Dance Practice at Hanlim Art High School. At the same time, he took popping dance classes at Winners Dance School, and regularly participated in dance competitions organized by the club.
In 2014, Ong Seong Woo passed Dong Seoul University with a major in acting. Although studying acting, he continued to learn dance at 20th Century B-Boys. In addition, the male idol struggled to earn more as a cafe employee, a model for many shopping centers, or appeared in a number of advertising projects for artists.
2016 opened a new page in the career of Dong Seoul University student. Seong Woo decided to audition for Fantagio’s acting talent contest at the recommendation of a professor in the department, and was selected to become a trainee actor of the company.
During his training at Fantagio, he not only excelled in all aspects, he was also commented by the teacher as a trainee with a good personality when he always cares for and helps people around him.
At the end of 2016, Ong Seong Woo received an offer to become a representative for Fantagio to participate in the survival program Produce 101 season 2. Joined the contest when he was only a trainee for 7 months, but Seong Woo impressed. for the advisory board, as well as the producers from the first episode. At the end of the program, the male singer born in 1995 ranked 5th overall, and became one of 11 members of the national group WANNA ONE.
From here, his dream of becoming a singer came true after 10 years of cherishing. In August 2017, Ong Seong Woo and WANNA ONE members. Despite being only active for 20 months, Ong Seong Woo has joined WANNA ONE with many remarkable achievements.