Guangzhou Open: Pera secures place in quarterfinals

The American won in the preliminary round of the tournament against the Filipino qualifier Alexandra Eala (6:0, 6:3).

Earlier this week, Zhang, a two-time champion ranked No. 237, defeated No. 8 seed Russian Kamilla Rakhimova (6-2, 6-1).

Guangzhou WTA 250, more second round games (Nansha International Tennis Center, hard, $267,082, latest results first):

• Katerina Siniakova defeated Alycia Parks (LL): 6-1, 6-4
• Xiyu Wang defeated Sijia Wei (WC): 3-6, 6-0, 7-5
• Jessica Bouzas Maneiro (7) defeated Han Shi (WC): 6-3, 6-4
• Olga Danilovic defeated Diane Parry (5): 6-1, 6-0
• Lucia Bronzetti defeated Jaqueline Cristian: 7-6 (5), 6-4
• Yue Yuan vs. Mananchaya Sawangkaew
• Caroline Dolehide vs. Marie Bouzkova