05/10/2026 Sun Xinran defeated Cristina Bucșa at the China Open to continue her breakthrough run on the WTA Tour. The win made her one of the youngest players to claim multiple main-draw victories at the tournament in recent years.
29/09/2026 Sun Xinran made her WTA Tour-level debut at the China Open in Beijing after receiving a wild card into the main draw. She also entered the tournament fresh off her US Open junior title and quickly showed her potential by winning matches at the event.
14/09/2026 Sun Xinran won the 2026 US Open girls' singles title in New York, defeating Anna Pushkareva in the final after dropping the second set. The victory gave her her first junior Grand Slam singles title and confirmed her status as one of the leading young players in women's tennis.
