Final member to join the Pledis Entertainment K-pop band Seventeen. He appeared on Seventeen TV in 2014 and performed with the group at the SBS Awards Festival in December of that year.
He was a B-Boy in China for six years. He aspired to be a superstar from a young age.
He competed and took home first place at the National Children's martial arts competition. He made appearances on the Chinese television shows CCTV Zhong-yi-jie-mu and Tian-tian-xiang-shang.
He also goes by the names Seo Myungho and Xu-Ming Hao. He is an only child.
He joined Yoon Jeonghan as a member of Seventeen.