Wang moved on to Hanna-Baberra while at the same time studying cartoon creation at the University of Southern California. By now, Wang was longing to return to his own country to improve the standard of cartoons there.
威廉善於創作，尤喜在作品中深入淺出的對人生作一番探討，屬於現代藝術範疇。王中元並利用晚間到南加州大學修習卡通和動畫評論課程，也加入了世界動畫學會成為會員。