Providing access to electronic community sites via smartphone applications; transmission of data, sound and images for social networking services (SNS); transmission of sound, picture and data signals; transmission of digital files; transmission of images and voices via the internet; 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; streaming of audio, visual and audiovisual material via a global computer network; provision of access to electronic sites featuring online virtual communities; provision of access to electronic sites featuring online internet platforms and portals; streaming of digital media content for others; telecommunications services for providing multiple-user access to a global computer network; transmission and delivery of audio, video, images, text and data via wireless communication networks and the internet; broadcasting services and provision of telecommunication access to video and audio content provided via a video-on-demand service via the Internet; internet and wireless broadcasting services featuring multimedia content; radio, television and cable broadcasting services; wireless internet broadcasting; broadcasting of interactive programmes via the internet; internet broadcasting services featuring on-line games; music broadcasting