The ITTF WTT Doha Star Challenge continued, and in the third matchday of the main tournament, three of the four players of the national table tennis team played in the singles quarterfinals, and one was eliminated. Women's singles "only seedling" Zhang Rui defeated Li Haoqing in Hong Kong, China 3:1, while Xue Fei swept Kanek 3:0 in three straight sets, Zhou Qihao defeated Francesca 3:1, and Zhao Zihao, a straight-board star, was in poor shape, and he lost 0:3 to "African brother" Aruna.
In other competitions, upset is still the main theme of this competition, the No. 7 seed of the tournament, The British famous Pitcheford lost three consecutive sets in three consecutive sets with a total score of 2:3 to South Korea's Lin Zhongxun. In the men's doubles quarterfinals held earlier, the top seed of the tournament and the world table tennis men's doubles champion Falk/ Carlsson lost 2:3 to the Chinese Taipei combination Lin Yunru / Liao Zhenju, missed the men's doubles semifinals, the two have been in bad shape after winning the World Table Tennis Championships, and several competitions this year have not been able to create good results. Lin Yunru, a young player of the National Table Tennis Brothers, played in the third line on this match day, and after the men's doubles reached the final four, he eliminated the Swedish star Carlberg in the third round of the men's singles competition, and strongly advanced to the quarterfinals, and the two-line battle played a triumphant song.
In the men's doubles 1/4 final, the top seed Falk/ Carlsson and the Chinese Taipei combination Lin Yunru / Liao Zhenju competed for the final four, the competition between the two sides was extremely fierce, the score between the two sides in the first set has been very tight, the chinese Taipei combination Lin Yunru / Liao Zhenju won two consecutive points to win the first set 13:11 in the second set, the two sides still played hard to solve, the world champion Falke / Carlsson in the middle of the game gradually took the initiative and won back a city at 11:9, and lin Yunru / Liao Zhenju took the lead at the beginning and firmly took the initiative and won another set at 11:6, leading 2:1. Not willing to be tied, Falke/Carlsson were brave in the fourth set, the two quickly opened the score difference at the beginning and won 11:4 to equalize the aggregate score, and after a brief standoff in the decider match, Lin Yunru / Liao Zhenju opened the score difference and finally won 11:5, and the aggregate score was 3:2 to beat the top seed Falk / Carlsson to advance to the final four. The Chinese Taipei duo's semi-final opponents were South Korean duo Ahn Jae-hyun/Cho Dae-sung, who advanced to the semifinals after a 3–1 victory over Japanese men's doubles duo Ofashi Kizo and Yuji Tanaka.
After the men's doubles victory, Lin Yunru appeared in the third round of the men's singles match, his opponent was Sweden's famous Carlberg, in the first set Lin Yunru started with a 4:1 lead, Carlberg scored two consecutive points to close the score, Lin Yunru then blasted a wave of 6:1 scoring climax and then won the set point at 10:4, and finally Lin Yunru took the lead in the next city at 11:4. In the second set, Carlberg was not affected by the loss of the first set, he opened the game with consecutive scores to open the point difference to 8:2, Lin Yunru scored four consecutive points to close the score, and Carlberg stabilized his position and scored three consecutive points to win a set at 11:6. In the third set, the two sides began to draw 3:3, Lin Yunru scored consecutive points to open the score to 7:4, Carlberg scored two consecutive points to close the score to 6:7, Lin Yunru scored four consecutive points to win another round at 11:6, and in the fourth game, both sides scored four points each to draw 4:4, lin Yunru opened the score in the middle of the game and finally won 11:5, the total score was 3:1 to win Carlberg, strongly advanced to the men's singles quarterfinals.
The No. 7 seed Pickieford faced South Korea's famous Lin Zhongxun, the first set of the game Pitcheford entered the state quickly, after a brief standoff quickly opened the score, in the middle of the game he extended the score to more than four points, and finally Pitcheford won 11:6 a set first, the second game was very fiercely contested between the two sides, at the end of the game Pitcheford seized the opportunity to win another set of 11:9 and then a 2:0 lead. The next three games of the game suddenly changed, the third game Lin Zhongxun in the middle of the game stage to pull the score back to 11:7, the fourth game Lin Zhongxun continued to work hard to win another round at 11:7, the first four sets of the two sides fought 2:2 draw, the decisive game Pitcheford mentality was completely unbalanced, and Lin Zhongxun was more and more courageous, the middle game gradually opened the score difference after Lin Zhongxun won 11:6, the total score was 3:2 reverse to beat Pickeford, broke out another cold men's singles game. Top seed Calderano refused to lose back-to-back in a match against Germany's Qiu Dang, the two just met last week, when Calderano was upset and defeated, the top seed of the game successfully avenged, he defeated Qiu Dang 3:2, strong promotion to the quarterfinals.