The result was Jang's first career Top 30 win, and first win over a Top 50 player since defeating Klara Koukalova exactly a decade previously, in the first round of Seoul 2013. Why not watch this next ...
South Korea's Jang Su-Jeong overcame Katie Boulter in three sets in the first round of the Thailand Open presented by E@, notching her first tour-level win since defeating Zheng Saisai at Tokyo 2016.
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