Grand Slam means that a player has won the honors of the World Table Tennis Championships, the World Cup and the Olympic Games.
Xu Xin didn't win the men's singles title in the World Table Tennis Championships and the Olympic Games, and didn't complete the grand slam feat. Xu Xin didn't win the Grand Slam, but Xu Xin brought people not only pleasing skills, but also indomitable spirit, and remained an irreplaceable heavyweight hero in table tennis.