Barisal Youth Society-BYS is the largest youth based organization in the southern region of Bangladesh. BYS started its journey on the 1st July of 2014. This organization is working on implementing Sustainable Development Goals (SDG), to stop child marriage, cyber security, Advocacy, to stop gender violence, to support disable children and to enlight youth leadership so that the young people of this south region can lead the nation to a better condition.BYS has 10,000 active members and the ratio of boys and girls is almost equally 50%.