/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: tttngan https://cdn.slidesharecdn.com/profile-photo-tttngan-48x48.jpg?cb=1523171719 Bu畛�n vui kh坦 ��o叩n. L炭c kh湛ng nhi畛�u h董n l炭c b狸nh th動畛�ng. :))