Chen Yufei was crowned the women's singles champion after her opponent Han Yue retired in the final of the US$1 million China Masters in Shenzhen yesterday.
Olympic gold medallist Chen won the second game 21-4 after losing the first 18-21 when Han called it quits before the start of the third game of the World Tour Super 750 event.
It was Chen's fourth title of the year and her third Super 750 crown. Her other victories this year were at the Indonesia Open, the Denmark Open and the French Open.
Naraoka tames Nishimoto
Japan's Kodai Naraoka claimed the men's singles gold medal.
Third seed Naraoka defeated Japanese compatriot Kenta Nishimoto 21-13, 21-13 in 52 minutes at Shenzhen Bay Gymnasium to secure his first title of the year and his maiden World Tour Super 750 crown.
Naraoka was a runner-up at this year's Malaysia Open -- a Super 1000 event -- and won his first World Tour crown last year at the Vietnam Open -- a Super 100 event.
Mixed doubles top seeds Zheng Siwei and Huang Yaqiong of China won the title after they beat fourth seeds Seo Sueng-Jae and Chae Yu-Jung of South Korea 21-10, 21-11.
In the women's doubles final, Japan's Nami Matsuyama and Chiharu Shida took home the title after they defeated fourth-seeded compatriots Yuki Fukushima and Sayaka Hirota 21-18, 21-11 with ease.
In the men's doubles decider, second seeds Liang Weikeng and Wang Chang beat top seeds Satwiksairaj Rankireddy and Chirag Shetty of India 21-19, 18-21, 21-19.