/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: duongchithinh https://public.slidesharecdn.com/v2/images/profile-picture.png Phong ��畛� l�� nh畉�t th畛�i ��畉�ng C畉�p l�� m達i m達i !!!!!!!!