/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: smthein https://cdn.slidesharecdn.com/profile-photo-smthein-48x48.jpg?cb=1523101044 Serving at a company as a director,just learn at an institute for a master and welcome to all cordially, thonera.greenchannel.com