Sanya, April 27 -- China claimed its third gold medal in open-water swimming at the 6th Asian Beach Games after winning the mixed 4x1.5km relay on Monday.

The Chinese quartet of Li Xinxuan, Chen Yijing, Zhang Ziyang and Liu Peixin delivered a dominant performance, finishing in one hour, five minutes and 26.8 seconds.

Vietnam and South Korea took silver and bronze, respectively. Unlike most teams, which placed male swimmers on the opening and anchor legs, China sent two 18-year-old women out first.

Li, who had already won the women's 5km title, admitted she felt some pressure racing alongside men.

"I thought the male swimmers might surge ahead, but I managed to stay with the leading group," she said.

Li finished the opening leg 50.2 sec...