In July 2023, Xiao finished tied for first in the Orillas de Mar International Open tournament with
Abhijeet Gupta,
Bu Xiangzhi,
Dragoș Cereș, and
Liu Yan. He ultimately lost the championship to Gupta after tiebreaks. Similar to
Peng Xiongjian and
Wang Hao, Xiao became a grandmaster without first gaining the International Master title. He achieved his GM norms at the: • XLII Open Intl Villa de Benasque in July 2023 • SixDays Budapest One Year 2023 GM-B in September 2023 In July 2024, he won the Biel Chess Festival Swiss Rapid Fischer Random Championship 2024 with an undefeated score of 6.5/7. In August 2024, his Grandmaster title was formally approved, making him the world's seventh-youngest grandmaster at the time of his title formalization. In July 2025, he won the
Chinese Chess Championship at
Xinghua with an undefeated score of 8/11. ==References==