India A defeated Bangladesh A by 51 runs in the second semi-final of the Emerging Asia Cup on Friday.
The Men in Blue will face Pakistan A in the final on Sunday.
Chasing a target of 212 runs, Bangladesh were bowled out for 160 runs in 34.2 overs.
Nishant Sindhu claimed five wickets for 20 runs in eight overs and was the pick of the bowlers for the winning side.
Opener Tanzid Hasan was the top scorer for Bangladesh with 51 runs.
Earlier, India A batters lost control against Bangladesh A as they were bowled out for 211 in the second semi-final of the Emerging Asia Cup in Colombo on Friday.
After being sent into bat first, India A lost their opener Sai Sudharsan, who scored a century against Pakistan A in the previous match, early. Sudharsan scored 21 runs before falling to Tanzim Hasan Sakib in 8th over.
Abhishek Sharma (34) also departed before skipper Yash Dhull came in and rescued the men in blue. He kept his nerves calm and scored well-fought 66 runs including six boundaries.
Manav Suthar scored handy 21 runs in the hand to help India past 200-run mark.
Mahedi Hasan, Tanzim, and Rakibul Hasan bagged two wickets each for the Bangladesh A team.
On the other hand, Pakistan A beat Sri Lanka A by 60 runs to qualify for the final of the Asian event.
Right-arm fast bowler Arshad Iqbal bagged his maiden List A fifer to help Pakistan A bowl out opponents for 262 runs in reply to 323-run target.