Coming off from a splendid seven-game encounter against Yang Haeun, Ankita (268) did not pose much challenge to Chen Meng (8) as she was romped 6-11 1-11 5-11 8-11.
Earlier in the day, Ankita had shocked 20th-ranked Korean 4-3 (11-7 11-4 5-11 11-8 9-11 7-11 11-4) in a keenly fought battle at the Sajik Gymnasium.
Shamini (261) lost to world number-one Ding Ning of China 7-11 3-11 10-12 5-11 while Mouma Das (195) tried hard before going down to Japan's Kasumi Ishikawa (9) 4-11 11-8 2-11 7-11 7-11 in the round of 32.
In the men's singles round of 32 matches, India's Sharath Kamal, Harmeet Desai, Shetty and Anthony Amalraj will be seen in action tomorrow.