Great Britain's Sonay Kartal recorded the biggest win of her career with a three-set victory over world No 5 Mirra Andreeva in the last 16 of the China Open.

Kartal's 7-5 2-6 7-5 success in Beijing - her first over a top-10 player - took her into the quarter-finals of a WTA 1000 event for the first time and she will now face 26th seed Linda Noskova.

The 23-year-old had not dropped a set across her first three matches in China, sweeping aside Alycia Parks, 14th seed Daria Kasatkina and Maya Joint.

Kartal recovered from losing the second set against Andreeva, sealing victory with her second match point as her opponent - who won back-to-back 1000 events in Dubai and Indian Wells earlier this year - fired wide.

Kartal has now risen above Katie Boulter in the WTA live rankings, taking her t

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