/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: hoantrankhai https://cdn.slidesharecdn.com/profile-photo-hoantrankhai-48x48.jpg?cb=1522921458 Vui vẻ, hòa đồng, thích cf8, nguyên tắc, trung thá»±c