Gao's time is more than 10 seconds under the existing 13-14 NAG record in the U.S., and is just a half-second shy of the fastest ever for a 14-year-old.
While competing at the 2023 Chinese Spring Championships, Qin Haiyang produced a new national and Asian continental record in the men's 50m breaststroke.
According to her American coach Mark Schubert, Chinese distance star Li Bingjie has tested positive for COVID-19 after scratching several of her events.