Transmission of sound, picture and data signals; transmission of digital files; radio, television and cable broadcasting services; transmission of video and audio signals via mobile phones and the internet; wireless internet broadcasting; providing online forums for the transmission of messages among computer users; provision of online forums for users for the sharing and transmission of information and electronic multimedia content concerning music, musical entertainment, musical videos, Korean culture, style and fashion; video, audio and wireless broadcasting services; streaming of audio, visual and audiovisual material via a global computer network; transmission and delivery of audio, video, images, text and data via wireless communication networks and the internet; internet broadcasting services featuring on-line games; music broadcasting; internet and wireless broadcasting services featuring multimedia content; provision of access to electronic sites featuring online virtual communities; provision of access to electronic sites featuring online internet platforms and portals