Laura Robson secured a comfortable first-round win over Jovana Jaksic to progress at the Guangzhou Open.
The 19-year-old, who became the first British woman in 22 years to reach a WTA final at the same tournament in China last year, won 6-2 6-4.
Fellow Briton Johanna Konta, 22, beat Richel Hogenkamp 6-3 6-2 on Monday.
In Seoul, British number two Heather Watson lost 3-6 6-3 6-4 to Japan's Kimiko Date-Krumm.
Third seed Robson will play Chinese wildcard Saisai Zheng in the second round in Guangzhou.
The Briton is the highest-ranked player left in her half of the draw after Romanian top seed Sorana Cirstea lost 6-2 6-1 to Bojana Jovanovski.
Konta, ranked 141st on the WTA Tour, came through two rounds of qualifying before beating Hogenkamp.
The British number three next faces China's fourth seed Shuai Peng, who beat Shahar Peer 6-3 6-4 in round one.
Elsewhere, British men's number three Dominic Inglot qualified for the St Petersburg Open but went out in the first round following a 6-4 6-4 defeat by Italian Fabio Fognini.