On April 17, the group stage of the ITTF Singles World Cup continued, and Sun Yingsha met Chinese Taipei's Chen Siyu. In this game, Sun Yingsha defeated Chen Siyu in four straight games, and successfully entered the top 16 of the women's singles of this World Cup with a record of two consecutive wins in the group stage, with the scores of 11-7, 11-7, 11-9, 11-9 in four games.
In the first game, Sun Yingsha quickly entered the state and quickly achieved a 4-1 advantage, and the opponent once chased 4-5, after which Sun Yingsha scored 4 points in a row and opened again, the opponent recovered 3 points to chase 7-9, and Sun Yingsha won the first game 11-7 after scoring another 2 points.
In the second game, Sun Yingsha took an early 5-1 lead, and after being chased to 6-8, Sun Yingsha scored 2 points in a row to get the game point, and won another game 11-7.
In the third game, Sun Yingsha fell behind 0-3 at the beginning, but after that, she scored 6 points in a row to establish the lead. The opponent overtook Sun Yingsha 9-8 at the end of the game, and Sun Yingsha scored 3 points in a row at the critical moment and won the third game 11-9.
In the fourth game, the two sides competed very fiercely, and the score never opened. Sun Yingsha scored two points in a row after 9-9 and won the fourth game 11-9.