Indian Wells, CA (SportsNetwork.com) - Australian Open champion Li Na was an easy third-round winner Monday at the $5.9 million BNP Paribas Open tennis event at Indian Wells Tennis Garden.

The top-seeded Chinese star improved to 15-1 this year by handling Czech Karolina Pliskova 6-3, 6-4 on Day 6 in the California desert.

Li's fourth-round opponent will be surprising Canadian Aleksandra Wozniak, who took out 21st-seeded Russian Anastasia Pavlyuchenkova, 6-1, 6-7 (3-7), 6-0.