Core Points - The article highlights the remarkable achievement of 13-year-old swimmer Yu Zidi, who won the gold medal in the women's 200m individual medley at the 15th National Games with a time of 2:07.41, surpassing the previous Asian record set by Ye Shiwen in 2012 [1][3][4] Group 1: Performance Highlights - Yu Zidi's winning time of 2:07.41 not only secured her the gold medal but also broke the Asian record previously held by Ye Shiwen [3][4] - In the lead-up to the final, Yu Zidi had already made headlines by becoming the fastest swimmer of her age in the 200m individual medley at the national championships with a time of 2:10.63 [3] - During the Singapore World Championships, Yu Zidi became the youngest medalist in 89 years of international swimming competitions [3] Group 2: Competition Context - The event was seen as a "new generation vs. old generation" battle between Yu Zidi and defending champion Yu Yiting, who finished the preliminaries in first place [3][4] - The final race saw Yu Zidi initially in fourth place after the butterfly leg but she climbed to second during the backstroke and took the lead during the breaststroke [4] - The National Games swimming events were designed to mirror the Los Angeles Olympics, with the addition of six short-distance events [4]