The Junior world No 3 ended Tianer Yu’s stay at the WTT Youth Contender Havirov in Czechia.
Yoo Yerin of South Korea, the top seed at the event, beat Yu 3-1 (11-8, 11-9, 2-11, 11-2) in the last 32.
Yu (WR 141) had earlier got through as a group runner-up, coming close to defeating world No 75 Nina Skerbinz of Austria before losing 14-12 in a decider, but beating unranked Emilia Byrtek of Poland.
In the last 64, Yu beat Irene Moretti of Italy (WR 178) in three straight.
Results
Under-19 Girls’ Singles
Qualifying group 19
Nina Skerbinz (AUT) bt Tianer Yu 3-2 (8-11, 11-5, 12-10, 9-11, 14-12)
Yu bt Emilia Byrtek (POL) 3-0 (11-3, 11-9, 11-1)
Round of 64
Yu bt Irene Moretti (ITA) 3-0 (11-8, 11-7, 11-5)
Round of 32
Yoo Yerin (KOR) bt Yu 3-1 (11-8, 11-9, 2-11, 11-2)