By The Straits Times/ANN
The 21-year-old scored 102 in the free skate for an overall 152.67 points.
Ing, who won silver at the 2017 Kuala Lumpur Games when winter sports made its debut, had scored 50.67 in the short programme on Friday to be second behind Filipina Alisson Perticheto (53.65).
Perticheto, 22, scored 79.11 in the free skate to take the silver with a 132.76 total.
In the men's figure skating, Pagiel Sng finished fifth with his total score of 135.17.
Malaysia's Julian Yee won the event (202.62), while Christopher Caluza of the Philippines (180.22) and Micah Kai Lynette of Thailand (174.06) were second and third.