Pan Zhanle and stalwart Zhang Yufei spearheaded China to 12 Olympic medals in the Paris pool, shrugging off intense scrutiny over a doping controversy that engulfed the team ahead of the Games. Britain's three-time Olympic champion Adam Peaty found China's gold medal-winning success in the 4x100m medley hard to believe, saying on Sunday "there's no point winning if you're not winning fair".