Suthirtha made amends for her Road to Nanjin series loss, where she was the top-seed. The seasoned Kolkata girl did not have to sweat it out against teammate Ayhika Mukherjee, also from Kolkata, as the former won 4-0, allowing her rival a maximum of seven points in all the four sets.
The top-seeded Thai defeated No. 2 seed Kirill Gerassimenko of Kazakhstan 4-2 in a thrilling final that had all the ingredients-great rallies, good counter and pace throughout the match.
"I was not playing as well as I should have been in the first two games and made far too many unforced errors. But I won the crucial third game with some difficult and after that I cashed in on my rival's mistakes," said Padasak.
Earlier, Utkarsh Gupta stretched the No. 2 seed in the semifinals with some astonishing rallies and brilliant forehand winners.
Singapore's Shao Feng Ethan downed India's Manav Thakkar 3-0 (11-2 11-6 11-3) for the cadet boys crown while the cadet girls singles title went to another Singaporean, Hui li Tay who beat India's Archana Kamath 11-6 11-7 9-11 11-6.
As a consolation for the Indians, Aishwarya Pathak and Abhinaya Ramesh defeated the other Indian pair Shruti Amrute and Archana Kamath 3-0 (11-6, 11-8, 12-10) win the cadet girls doubles titles. Otherwise, it was a foreign show all the way.