Later, the Department of Publicity (Current Public Relations Office) sends a group of servants to study in the United Kingdom around the year 1950, seeing the enormous benefits for the nation The Department then presented "Project to establish a radiotelephony" to the Field Marshal P. Pibulsongkram, then Prime Minister, but in the House of Representatives most MPs vehemently disagreed.

[2] The British Pye company signed a contract to build a television station in Bangkok that would later be used as the backbone of what would be Channel 4.

[3] Then Prasit Thavisin, Chairman of the Board of Directors Wichian Wireless and Telephony Co., Ltd. brought a radio transmitter and 4 receivers with a total weight of over 2,000 kilos to try to transmit the Marching Band musical performances from the Department of Public Relations for Government House and public relations department for cabinet see for the first time in Thailand and also open for general public to experience in Sala Chalermkrung on 19 July 1952.

[8] On 3 February 1977, the Thai Television Company was dissolved and channel 9 was put under direct State administration.

On 28 June 1981, Princess Sirindhorn and King Bhumibol Adulyadej officially inaugurated the new MCOT buildings on a 57-meters-square terrain with a television transmission, the largest in the country at the time, at 9:25 am.