Coco Gauff began her China Open title defense with a 6-4, 6-0 win over Russia's Kamilla Rakhimova on Friday in Beijing.
The second-round clash started with the competitors splitting the first six games on serve before Gauff took complete control, winning nine of the last 10 games of the match.
The second-seeded American saved all 10 break points she faced -- including eight in the first set -- and converted four of her nine break chances.
Gauff had more double faults (five) than aces (four) but won 66 percent of her service points and 51 percent of her return points.
"I'm happy with how I played," Gauff said after the match. "(Rakhimova) played well starting off, and I was just getting used to the conditions, but I thought it was a good match overall. I'm super happy to be back here in