Leading second-round scores from the $1.6 million HSBC Women's World Championship at the Sentosa Golf Club on Friday: 133 - Park Hee-young (KOR) 65-68, Park In-bee (KOR) 64-69 135 - Lin Xiyu (CHN) 67-68, Kim Hyo-joo (KOR) 67-68 136 - Carlota Ciganda (ESP) 69-67, Ryu So-yeon (KOR) 67-69 137 - Hannah Green (AUS) 71-66, Lydia Ko (NZL) 69-68, Amy Yang (KOR) 68-69, Sophia Popov (GER) 67-70, Caroline Masson (GER) 67-70 afp