Having taken a month out to rediscover her form she looked strong against Peng, ranked 42 in the world, winning eight of the first nine points to break serve.Williams was dominant on her serve and the Chinese failed to unsettle her. Williams now faces a quarter-final against Spanish No 1 Carla Suarez Navarro, who beat Alison Riske 6-2 6-4.Second round resultsAnastasia Pavlyuchenkova (Russia) beat 6-Jelena Jankovic (Serbia) 6-2 5-7 7-6(3)15-Sabine Lisicki (Germany) beat Irina Begu (Romania) 6-3 6-43-Agnieszka Radwanska (Poland) beat Svetlana Kuznetsova (Russia) 6-3 4-6 7-6(6)Roberta Vinci (Italy) beat 13-Caroline Wozniacki (Denmark) 6-3 6-314-Carla Suarez Navarro (Spain) beat Alison Riske (U.S.) 6-2 6-41-Serena Williams (US) beat Peng Shuai (China) 6-2 6-34-Simona Halep (Romania) beat Lara Arruabarrena Vecino (Spain) 6-4 6-4Caroline Garcia (France) beat Maria Kirilenko (Russia) walkover(uk.eurosport.yahoo.com)Bakudaily.az