One31

ONE31, also styled as ONE HD 31, is a Thai television network serving the domestic Thai market. The channel is associated with GMM Grammy and operates under The One Enterprise, a media and entertainment group connected with the wider GMM Grammy business. Its programming mix spans scripted drama, variety, competition and reality-style formats, news, and broader entertainment programming, giving it the profile of a general-interest commercial television service rather than a narrowly specialized channel. The network began broadcasting on December 1, 2011, under the name 1-Sky One. At launch, its programming was produced by companies within the GMM Grammy ecosystem. The first rebranding followed on April 1, 2012, when the channel became GMM Z Hitz. On November 1, 2012, it adopted the name GMM One. These successive identities reflected the channel's development within GMM Grammy's television and pay-TV activities and its effort to establish a clearer consumer-facing position in the Thai media market. The present ONE31 identity was introduced on December 2, 2015. The ONE31 brand is used across the network's broadcast identity and its programming output, including entertainment shows, news and current-affairs content, competitions, variety programming, and television drama. Its on-air presentation also includes a roster of presenters and hosts associated with news, entertainment, and general programming. The channel's broad schedule allows it to reach viewers interested in both daily information and mass-market entertainment. As a Thai digital terrestrial broadcaster, ONE31 occupies a role in a highly competitive television environment in which networks compete for audience attention through original drama, live or studio-based entertainment, news coverage, and recurring program formats. Its relationship with GMM Grammy gives it access to a wider entertainment ecosystem, while The One Enterprise provides the operating structure associated with the network. The available reference material does not establish a separate founding company, a public ticker for the channel itself, or a distinct headquarters address. It also does not provide reliable financial figures or a detailed account of ownership changes. ONE31's historical significance in the supplied material lies primarily in its sequence of names and its transition into a recognizable national television brand. The progression from 1-Sky One to GMM Z Hitz, then GMM One, and finally ONE31 shows a series of positioning and identity changes before the current brand was established. The network remains identified with Thai-language television programming and with the GMM Grammy and The One Enterprise media structure.

ONE31's history begins on December 1, 2011, when the Thai television service first went on air as 1-Sky One. From the beginning, the channel drew on programming produced by companies within the GMM Grammy group, linking its identity to an established Thai music, entertainment, and media organization. The initial service was therefore not presented as an isolated broadcaster, but as part of a broader content-production and distribution ecosystem. The channel underwent its first documented name change on April 1, 2012, becoming GMM Z Hitz. This identity was short-lived. On November 1, 2012, the service was renamed GMM One. The sequence of changes indicates that the broadcaster was still refining its market identity and relationship with the group's other media activities during its early years. Each name connected the channel to the GMM brand family while giving the television operation a more distinct public label. The current ONE31 identity was adopted on December 2, 2015. The channel has also been presented as ONE HD 31, associating the brand with its channel designation and high-definition television positioning. Under the ONE31 name, the network developed as a general-interest Thai television service. Its schedule includes scripted drama, variety and entertainment shows, competition programming, news, and other programs intended for a broad national audience. The network's programming model reflects the economics and audience logic of commercial television. Rather than focusing on one genre, ONE31 uses a mixed schedule to serve different viewing occasions, including information-oriented programming, serial storytelling, studio entertainment, and competitive or reality-based formats. Presenters connected with the network have appeared across its news and entertainment output, although the supplied reference material identifies them as presenters rather than as corporate executives. ONE31 operates within The One Enterprise and is described in the reference material as being owned by GMM Grammy. This organizational position places the network within a larger Thai media group with interests in content creation and entertainment. The available material does not specify the channel's separate legal incorporation, financial performance, headquarters address, or any public listing and ticker for the brand itself. Accordingly, those details are not treated as established facts in this entry. The principal historical turning point documented for ONE31 is the move to its current name in 2015. The name now serves as the network's principal public identity and is associated with Thai digital terrestrial television and a broad programming portfolio. On the evidence supplied, ONE31 remains an active Thai television brand, with its core role centered on broadcasting and producing or commissioning general entertainment, drama, news, and variety content.

1. 2015Adoption of the ONE31 brand

   The network adopted its current ONE31 name on December 2, 2015.

   Source
2. 2012Rebrand to GMM Z Hitz

   On April 1, 2012, the channel changed its name from 1-Sky One to GMM Z Hitz.

   Source
3. 2012Rebrand to GMM One

   On November 1, 2012, the service adopted the GMM One name.

   Source
4. 2011Initial launch as 1-Sky One

   The television service began broadcasting in Thailand on December 1, 2011, under the name 1-Sky One, with programming produced by companies associated with GMM Grammy.

   Source

A broad-based Thai commercial television network combining drama, news, variety, competition, and entertainment programming under the GMM Grammy and The One Enterprise media structure.

• ONE31 television networkDigital terrestrial television2011

  The core ONE31 service is a Thai general-interest television network. It broadcasts a mixed schedule designed for a broad audience, including drama, news, variety, competition, and other entertainment programming. The service is also associated with the ONE HD 31 presentation of the brand.

• ONE31 drama programmingTelevision drama

  Drama is one of the major content categories associated with the network. Scripted television contributes serial storytelling to the schedule and complements ONE31's news, variety, and competition output. The supplied references do not identify individual drama titles or provide reliable launch dates for specific series.

• ONE31 variety and competition programmingEntertainment television

  ONE31 carries variety, competition, and other entertainment formats as part of its broad commercial schedule. These programs support the network's mass-market positioning and provide studio- and presenter-led content alongside drama and news. Specific program names are not established by the supplied reference material.

• ONE31 news programmingTelevision news

  News and information programming forms another component of the ONE31 schedule. The network's presenter roster includes figures associated with its news and general broadcast output, although the available reference does not provide a complete program-by-program history.

• 2015Adoption of the ONE31 identityStrategy

  After operating as 1-Sky One, GMM Z Hitz, and GMM One, the channel had used several public identities since its 2011 launch.

  What changed. The network adopted the ONE31 name on December 2, 2015, also using the ONE HD 31 presentation.

  Aftermath. ONE31 became the channel's continuing public brand for its Thai drama, news, variety, competition, and entertainment programming.

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• 2011Launch of a GMM Grammy television serviceStrategy

  GMM Grammy introduced the service as 1-Sky One, using programming produced by companies within its corporate media ecosystem.

  What changed. The channel began broadcasting on December 1, 2011, as a broad Thai television service.

  Aftermath. The service subsequently went through two further names before settling on ONE31 in 2015.

  Source

1. ONE31
2. ONE31 official website