Pakistan set a target of 202 runs against Bangladesh in the first innings.
Pakistan batted brilliantly throughout their 20 overs. They have put a total of 201 on the board with the loss of 5 wickets.
Fall of wickets: 1-26 (Sharjeel Khan, 2.3 ov), 2-121 (Ahmed Shehzad, 13.5 ov), 3-163 (Mohammad Hafeez, 16.4 ov), 4-175 (Umar Akmal, 17.5 ov), 5-198 (Shahid Afridi, 19.4 ov)
Hafeez and Shehzad scored 64 and 52 runs, respectively. Afridi got out on 49 runs.
Earlier, Pakistan won the toss and elected to bat first in Super 10 match against Bangladesh at Kolkata.
In another match, England will play against West Indies at Mumbai on Wednesday.
Read more: WT20, 2016: Bangladesh likely to give Pakistan tough time
New Zealand defeated India by 47 runs in the opening match of the ICC World T-20 at Nagpur last night.
Batting first, New Zealand scored 126 for seven wickets in the allotted twenty overs.
In reply, India were all out for 79 runs in 18.1 overs.