Ace Indian shuttler Saina Nehwal has lost to Chinese Taipei's Tai Tzu Ying in the semifinals of the Malaysia Open Super Series Premier tournament . At Shah Alam today, she lost to Tai Tzu Ying in stright games 19-21, 13-21. Saina has not able to win single game against Tai in their their last six meetings, including in last month's All England Championship.