Chattogram won the toss and sent Platoon to bat first, who lost three wickets before posting 50 runs on the board while they lost another three wickets during adding 50 to 60 runs more.
Platoon lost the first wicket when Anamul Haque was trapped in a run-out for 14 off 13 with two fours. Mehedi Hasan Rana, who hit two consecutive fifties in the last two games, fell for a duck this time.
The onus was on Tamim Iqbal to come up with a hosting role, but the southpaw fell for 21 off 27 with one four.
Jaker Ali (3), Shahid Afridi (0), Shadab Khan (0) and Thisara Perera (6) failed to impress with the bat.
Mominul Haque was the highest runs getter for Platoon hitting 32 off 34 with three fours.
In the ninth wicket stand, Mashrafe Bin Mortaza and Wahab Riaz added 31 runs. Mashrafe remained unbeaten for 17 off 12 balls while Wahab fell as the ninth wicket for 23 off 15 balls.
Muktar Ali and Ryan Burl bagged two wickets each while Nasum Ahmed and Liam Plunkett took one wicket.