Why did Wang, the Asian regional qualifier of the World Table Tennis Championships, win only one singles match and get the first place in the group?

World Table Tennis Championships Asian Regional Qualifier Wang won the first place in the group with only one victory because of his high ranking. According to relevant data, the Asian regional qualifying system of the World Table Tennis Championships stipulates that the player with the highest score in the Table Tennis Super League will be directly qualified for the singles of the World Table Tennis Championships, and the athletes ranked relatively high in the world can win the first place in the group and qualify for the World Table Tennis Championships only by winning one game.