In January 2007, Hou achieved a respectable fifth place in Group C (Cat. 10, 2486) of the Corus Chess Tournament with a score of 7/13 (+4 =6 −3) and a 2513 performance rating. This result, together with WGM norms she had earned at the 2005 Zonal 3.5 Women's Championship, the 37th Chess Olympiad and the 2006 Chinese Championship (Women's) won her the WGM title, formally conferred by FIDE in late January 2007.