The World IT Show 2010 has opened in southern Seoul.

Under the slogan of "Feel IT, See the Next," the largest IT exhibition in the nation will display and introduce up-to-date IT technologies offered by some 500 companies from 18 countries. Items to be shown include latest smartphones, 3D TVs, mobile Internet protocol television and digital multimedia broadcasting.

The four-day show will also feature a competition of virtual robots, an Asia-Pacific conference on network, and presentations by IT institutes on their research results.

The WiFi wireless Internet network has been set up at the venue, which is a first at the domestic exhibitions.