Macau, July 30 -- World Championships medalist HS Prannoy continued his run of poor form, while Commonwealth Games champion Lakshya Sen advanced to the pre-quarterfinals of the ongoing Macau Open competition on Wednesday.

Prannoy, who faced a loss to Chinese Taipei's Chou Tien-chen by 21-18, 15-21, 8-21 in the round of 16 at the China Open, lost to Yohanes Saut Marcellyno of Indonesia by 21-18, 15-21, 16-21 in a match that lasted an hour and 11 minutes.

Prannoy has not qualified for quarterfinals of the any event he has competed in during this year.

On the other hand, Lakshya advanced into round of 16, beating South Korea's Jeon Hyeok-jin 21-8, 21-14.

Also, Ayush Shetty, the 20-year-old World Junior Championships medalist, made it to ...