Sayum's second round of 67 featured six birdies and two bogeys before he ended up with a total of seven-under-135.
A total of 42 players qualified from Pre-Qualifying II for Final Qualifying Stage as 13 players were tied at 30th position when the cut was declared at six-over-148.
Md Jakiruzzaman Jakir (68-68), another Bangladeshi golfer, was placed second at six- under-136.
The Final Qualifying Stage will be held at the Royal Calcutta Golf Club (RCGC) in Kolkata from December 11 to December 14.