Zhang Shuai and Wang Yafan lost in straight sets, while top seed Belinda Bencic continued her climb into the world top 10.
Bencic, the Swiss No 1, defeated Wang Yafan 6-2, 6-2, marking her sixth victory in a row after winning the Japan Open.
I felt good on the court. I tried to play aggressively, tried to play my game, and it worked out well.
Earlier, Russia's Anna Kalinskaya defeated Zhang Shuai 6-1, 6-1. Bencic's win comes after being ranked '913 or something' a year ago.
Author's summary: Bencic progresses in Hong Kong Tennis Open.