/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: duongthuy946 https://cdn.slidesharecdn.com/profile-photo-duongthuy946-48x48.jpg?cb=1523479391 Hòa đồng, thân thiện và luôn luôn lắng nghe...........