BNS Prottasha is a Type 056 stealth surface warfare guided missile corvette of the Bangladesh Navy.

[4] China Shipbuilding Industry Corporation (CSIC) handed over the ship to the Bangladesh Navy on 28 April 2019.

After completing the exercise, she will sail for India to take part in IONS Maritime Exercise-2022 (IMEX-2022), to be held from 28 to 30 March 2022.

She is propelled by two SEMT Pielstick 12PA6 diesel engines with a distance adjustable tail rotor which can provide enough power for her top speed of more than 25 knots (46 km/h; 29 mph).

Compared to the traditional round bilge boat, the ship is designed with V type, having angle bending line at the bottom so that she can sail with high speed in rough sea states.

The radar has a detection range of 150 kilometres (93 mi) and has the capability to track 150 targets per rotation.