Core Points - Jiangsu delegation achieved significant success at the 15th National Games, winning 4 gold medals in a single day [1] Group 1: Swimming - Jiangsu swimmer Zhang Yufei won the gold medal in the women's 50m butterfly final with a time of 25.61 seconds, marking her second gold medal at this event after previously winning in the 100m butterfly [1] Group 2: Athletics - Jiangsu athlete Zhou Hui won the gold medal in the women's triple jump final, achieving a personal best of 14.06 meters during her second attempt, making her the only athlete to surpass the 14-meter mark in the competition [1] Group 3: Wushu - Jiangsu's Tang Sishuo won the gold medal in the men's 60kg wushu sanda final, defeating his opponent from Fujian with a score of 2-1, marking his first gold medal at the National Games [1] Group 4: Fencing - In fencing, three Jiangsu athletes reached the finals, with Yang Hengyu winning the gold medal in the women's sabre event by defeating teammate Fu Ying 15-13, while Fu Ying secured the silver medal and Qian Jiarui won the bronze medal by defeating a Tianjin opponent 15-9 [1]