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MCOT HD
Channel 9 is a Thai free-to-air television network launched on 24 June 1955 and owned by MCOT. The channel was originally launched as channel 4 on 24 June 1955, it operated under the management of the Thai Television Company. The channel began to broadcast daily in 1957. In 1974, the channel migrated from broadcasting in black-and-white at 525-lines on VHF channel 4 to a colour using a 625-line system on VHF channel 9. On 3 February 1977, the Thai Television Company was dissolved and channel 9 was put under direct State administration.