Song Baiyu's older brother, a former professional player who debuted at 17 and joined CG at 21. He had already won three league titles before joining CG, where he chased a Worlds title. Over two years with CG, his form declined sharply. In his final year partnered with yux, the team started fielding a substitute in his place. He announced his retirement via a farewell letter on Weibo and subsequently went abroad for privacy. Nan Zhiyi and yux were once close during their youth-training days together with Song Meng's team.
