/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: waleedalhamlan https://cdn.slidesharecdn.com/profile-photo-waleedalhamlan-48x48.jpg?cb=1524225995 Mechanical Engineer with broad experience in all aspects of Water Treatment Plant Maintenance, Wells and Related M E I C Mantenance Management. http://www.nwc.com.sa