Heather Watson reached her first quarter-final in 18 months with a three-set win over South Korea’s Han Na-lae on the Thailand Open.
The British quantity six triumphed 6-3 5-7 6-4 in a match lasting two hours 33 minutes.
Watson, 30, will face Chinese language seventh seed Wang Xinyu in Hua Hin on Friday.
Victory over Han means Watson – at the moment a hundred and sixtieth in WTA rankings – will return to the highest 150.
She led by a set and a double break earlier than Han fought again to power a deciding set.
Watson broke once more within the third set, however threw her racquet in frustration when Han once more levelled at 4-4, earlier than wrapping up the win with a drop shot on her second match level.
Watson misplaced within the semi-finals of the Birmingham Basic in June 2021, the final time she reached no less than the final eight of a WTA Tour occasion.