With 41 years of experience in educational publishing, 7 brands in cultural and educational publishing, a head office, a warehouse, two regional management offices, diverse staff from different diciplines, and over 150 dealers, TUDEM has a vast area of operation. TUDEM has also proved success in children s and young adult s literature for the past ten years. During this period, TUDEM s books have gained much recognition and appreciation among scholars and in the literary world alike.