Britain's Andy Murray is out of the Zhuhai Championships after losing to Alex de Minaur in the last 16.
Murray, 32, continued his return from hip surgery by claiming his first singles win on the ATP Tour since January in the first round in China.
But despite winning the first set, Murray slipped to a 4-6 6-2 6-4 defeat by Australia's world number 31.
Also in China, Dan Evans lost 5-7 5-7 to Bulgaria's Grigor Dimitrov in last 16 at the Chengdu Open.
Murray, now ranked 413, won two matches on the lower-level Challenger Tour at the Rafa Nadal Open at the end of last month.