Midfielder Sirjana Tamang scored four goals (15th, 18th, 22nd, 30th) to underline India's dominance in a lopsided encounter.
India led 4-0 at halftime.
Lifa Gama opened the scoring in the second minute and added two more in the 24th and 36th minute. Roja Devi (21), and Daya Devi (31) also got their names on the scoresheet.
The win takes India to nine points from four outings to remain in the second position behind Nepal who are in pole position with 12 points.