khulna is the third largest city of Bangladesh after Dhaka city and Chittagong City. Khulna is very old city and third largest economy area of Bangladesh out of others division. Khulna is most popular worldwide for largest mangrove forest specially for grand Royal Bengal tigers, the beautiful Sundari 🌴 tress and stunning beauty of green mangrove forests. Khulna is the second largest sea port city of Bangladesh. All imported cars, vehicles, heavy weight vehicles and carrier oil tanks, cargos entrance from Mongla port situated in khulna city.