Zhengzhou Open: Krejcikova advances to quarter-finals

No 7 seed Barbora Krejcikova advanced to the quarter-finals of the Zhengzhou Open by winning against Croat Petra Martic 7-5, 6-1 at Zhongyuan Tennis Training Base Management Center on Thursday afternoon.

Krejcikova, ranked No 18, will face Ukrainian qualifier Lesia Tsurenko next.

In the previous round of the Zhengzhou tournament, Martic, ranked No 45, beat Pole Magda Linette (7-6 (5), 6-1).

Zhengzhou WTA 500, other second-round results (Zhongyuan Tennis Training Base Management Center, hard, USD 780.637, most recent results first):

• Daria Kasatkina (8) beat Zhuoxuan Bai (WC): 6-2, 6-4
• Ons Jabeur (4) beat Lucia Bronzetti: 6-3, 7-6 (5)
• Laura Siegemund (Q) beat Liudmila Samsonova (11): 3-6, 6-2, 6-1
• Lesia Tsurenko beat Donna Vekic (10): 7-6 (4), 7-6 (2)
• Qinwen Zheng beat Maria Sakkari (3): 7-6 (2), 6-3
• Jasmine Paolini beat Caroline Garcia (6): 3-6, 6-4, 7-5
• Anhelina Kalinina beat Vera Zvonareva (Q): 7-5, 6-1