/ http://www.slideshare.net/images/logo.gif / 狠狠撸Share feed for 狠狠撸shows by User: haindsp https://cdn.slidesharecdn.com/profile-photo-haindsp-48x48.jpg?cb=1586244380 My name is Nguyen Duy Hai. I'm very old.At the present time, I'm a Director of IT, Hanoi National University of Education. I like many thing of computer network . Moreover, I'm a lecturer at Faculty of Information. The computer network, Web Programming and Project Management are the subjects by I teach.