Xu Jiayu sets short-course 50m backstroke world record
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China’s Xu Jiayu set a short-course 50m backstroke world record of 22.03 while leading off Zhejiang Shouxian Valley’s mixed medley relay at the 2026 Chinese Short Course Championships. The 31-year-old beat Pieter Coetze’s record of 22.09 and helped his team win gold in 1:37.51.
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