Seoul Broadcasting System SBS Korean: ????? RR: EseuBiEseu is one of the leading South Korean television and radio broadcasters. The broadcaster legally became known as SBS in March 2000, changing its corporate name from Seoul Broadcasting System ???? Seoul Bangsong. Its flagship terrestrial television station SBS TV broadcasts as channel 6 for digital and cable. Established on 14 November 1990, SBS is the largest private broadcaster in South Korea, and is owned by the Taeyoung Construction. It operates its flagship television channel which has a nationwide network of 10 regional stations, and three radio networks. SBS has provided digital terrestrial television service in the ATSC format since 2001, and T-DMB Digital Multimedia Broadcasting service since 2005.