/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: mgs89 https://cdn.slidesharecdn.com/profile-photo-mgs89-48x48.jpg?cb=1523265835 I am a student of Dhaka University. At this time I am teaching some poor student to lighting our country. If you are agree to help the poor Society contact with me