Emerging star Ratchanok Intanon on Thursday evening moved into the quarter-finals of the Swiss Open badminton tournament after beating Taiwan's Hsiao Ma Pai 21-14, 21-16
The fifth-seeded Thai had few problems against the Taiwanese in the second round.
The 18-year-old will next meet second seed Juliane Schenk of Germany in the last eight. Ratchanok defeated Schenk at this month's All-England Open on her way to the final, where she lost to Tine Baun of Denmark.
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