CCTV Forges Ahead with 5G, 8K, and AI Media Revolution
In the relentless tide of technological advancement, the media landscape is undergoing a metamorphosis so profound that it redefines not just how stories are told, but how they are conceived, produced, and consumed. At the epicenter of this global transformation stands China Central Television, now operating under the broader, more dynamic banner of China Media Group. This is not merely a state broadcaster adapting to new tools; it is a fundamental reimagining of its core mission, driven by a strategic triad: 5G, 4K/8K Ultra-High Definition, and Artificial Intelligence. The ambition is audacious: to become a world-class, new-type mainstream media entity with unparalleled leadership, reach, and influence. The journey is complex, a symphony of technological innovation, content re-engineering, and systemic overhaul, all playing out against the backdrop of the crucial 14th Five-Year Plan period.
The narrative of media evolution is one of perpetual adaptation. From the static pages of newspapers to the ephemeral glow of cathode-ray tubes, and now to the omnipresent, interactive screens of mobile devices, each leap forward has been powered by the prevailing information and communication technologies of its era. The pursuit of “authentic communication” — a commitment to truthful and impactful storytelling — has always compelled media organizations to embrace the cutting edge. Conversely, the relentless march of ICT has acted as a catalyst, forcing media to shed old skins and adopt new, more efficient, and more engaging forms. We have now entered an era of deep media convergence, where the critical challenge is no longer simply adopting technology, but achieving a profound, symbiotic fusion between technological capability and creative content. It is within this crucible that China Media Group is forging its future.
The Group’s strategy is crystallized in twelve potent words: “Equal weight to TV and web, web-first, mobile-priority.” This is far more than a scheduling directive for content distribution. It is a declaration of war on siloed operations, a strategic pivot that demands traditional broadcasting and emerging platforms — internet, mobile apps, IPTV — operate as a single, unified chessboard. This necessitates a holistic revolution encompassing content creation workflows, resource allocation, platform management, and even internal governance structures. To execute this vision, the Group has pinned its technological hopes on the “5G+4K/8K+AI” framework, a deliberate architecture designed to propel it into an era defined by ultra-high definition, ubiquitous mobility, and intelligent automation.
The foundation of this new architecture is ultra-high definition. Recognizing that breathtaking visual fidelity is the bedrock of next-generation media, China Media Group embarked on a systematic build-out of its 4K and 8K production and broadcasting ecosystem. This wasn’t a haphazard adoption of new cameras; it was a meticulous engineering project focused on the core technical attributes that define the UHD experience: High Dynamic Range for richer contrast, Wide Color Gamut for more lifelike hues, and 3D Audio for immersive, spatial sound. The Group didn’t just build studios; it built standards. In 2018, it published the “Technical Specifications for 4K UHD TV Program Production and Broadcasting,” providing a crucial roadmap for the entire industry. This was followed by additional white papers and technical guidelines, establishing itself as a thought leader in the field.
The proof of this commitment is in the broadcast. On October 1, 2018, China Media Group launched its dedicated 4K Ultra HD channel, a landmark event. This was swiftly followed by an even more ambitious step: the experimental launch of its 8K Ultra HD channel on February 1, 2021. The scale of production is staggering. In 2020 alone, the Group produced over 4,500 hours of 4K content and more than 150 hours of 8K. The target for 2022 is to surpass 10,000 hours of ultra-high-definition programming, a volume that underscores the seriousness of its intent. Beyond the studio, the Group is actively building the infrastructure for public consumption. In May 2021, it initiated the “8K UHD TV Public Service Platform,” a project aimed at bringing 8K channels directly into homes. In partnership with local governments, telecom operators, and private enterprises, it launched the “Hundred Cities, Thousand Screens” initiative, transforming public spaces with giant 8K displays to create a novel, large-screen viewing culture. The ultimate goal? To deliver the 2022 Winter Olympics in stunning 8K, a global showcase of its technological prowess.
The true test of any broadcast system is its performance under pressure, during live, high-stakes events. China Media Group has repeatedly proven its mettle. During the grand military parade celebrating the 70th anniversary of the People’s Republic and the centenary celebrations of the Communist Party of China, the Group executed flawless, end-to-end 4K broadcasts. This meant not just shooting in 4K HDR, but also transmitting and broadcasting in 4K HDR, all while simulcasting in standard high definition for legacy viewers. Simultaneously, it completed full 8K production workflows for these historic events, demonstrating a mastery of the entire ultra-high-definition value chain.
If ultra-high definition provides the visual foundation, then 5G is the engine of mobility. The advent of fifth-generation wireless technology, with its promise of massive bandwidth and near-zero latency, has unlocked unprecedented possibilities for live, on-the-go journalism and content creation. Recognizing this, China Media Group moved swiftly. By the end of 2018, it had co-founded China’s first 5G Media Application Laboratory in partnership with the country’s major telecom operators — China Telecom, China Mobile, China Unicom — and tech giant Huawei. The rationale was clear: 5G’s capabilities are perfectly suited for transmitting the enormous data streams generated by 4K and 8K video, especially from unpredictable, fast-moving scenarios like breaking news or sprawling, multi-location events. Wherever 5G coverage exists, a reporter can now establish a live video feed with the simplicity of a smartphone, making 5G as essential a tool for modern broadcasters as satellite trucks and microwave links once were.
The Group didn’t stop at theory. It invested in R&D to create specialized 5G+4K/8K transmission equipment designed specifically for news teams in the field. This solved the critical problem of getting high-quality live signals back to the studio quickly and reliably. As a result, 5G live streaming has become a non-negotiable component of the Group’s coverage for every major event, from the annual Spring Festival Gala and the National Day parades to the World Military Games and the China International Fair for Trade in Services. Building on the practical knowledge gained in the lab, the Group published the “CMG 5G Media Application White Paper (2020 Edition)” in July 2020. This seminal document was the first of its kind in China’s media industry, formally defining three core 5G media applications: 4K acquisition and transmission, 4K mobile cloud production, and VR production and distribution. It laid out the production workflows, technical requirements, and key performance indicators, providing a much-needed standard for the industry.
On the consumer front, mobility means apps. China Media Group has cultivated two flagship mobile applications: “CCTV News” and “Yangshipin”. The former, a news powerhouse, boasts a staggering user base exceeding 482 million across all platforms. The latter, a comprehensive video platform, has been downloaded over 250 million times and has activated 62.5 million users, peaking at nearly 10 million daily active users. Complementing these is “Yunting” , a national-level audio platform with over 30 million users. These platforms are not mere distribution channels; they are vibrant ecosystems hosting a suite of critically acclaimed, original programs like “CCTV Express Commentary,” “CNR Commentary,” “CGTN Sharp Commentary,” and “Yuyuan Tan Tian.” These shows provide in-depth, multi-perspective coverage of major events, earning widespread acclaim both domestically and internationally. The impact was quantifiable during the Party’s centenary celebrations on July 1, 2021, when CMG’s platforms collectively reached over 3 billion viewer instances in a single day. Its social media campaigns, like the three top-trending Weibo topics under “CCTV News,” amassed over 11.6 billion reads, a testament to its formidable digital reach.
The third pillar of the strategy, Artificial Intelligence, is the force multiplier, the element that injects intelligence into every stage of the media lifecycle — from acquisition and editing to broadcasting, archiving, and management. AI’s promise is to enhance quality while boosting efficiency, ultimately leading to a more agile and innovative production architecture. China Media Group has been an active experimenter. During its coverage of the 70th National Day parade in 2019, it deployed a suite of AI algorithms — facial recognition, action recognition, object recognition — to perform intelligent video editing for the first time in a major news broadcast. The system could automatically identify and compile the most compelling 70-second highlights from footage of the same military formation, a task that would have taken human editors hours.
Another practical application is the automatic generation of subtitles and song lyrics by combining speech recognition with video editing tools. This technology is now routinely used in high-pressure, live productions like the Spring Festival Gala, as well as in documentaries, entertainment shows, dramas, and even CGTN’s foreign-language programming. The development of effective AI, however, hinges on three critical elements: algorithms, computing power, and, most importantly, data. This is where China Media Group holds a unique advantage. Its media asset library is a treasure trove, containing millions of hours of diverse video content accumulated over decades. The challenge lies in making this data usable for AI. The existing metadata is structured around traditional television cataloging systems, which are ill-suited for the dynamic, tag-driven world of mobile internet and AI training.
The Group is now undertaking a massive project to build a next-generation content tagging system designed for the converged media era. This is not about blindly adopting Silicon Valley’s methods. Instead, it’s a thoughtful synthesis, extracting the best practices from traditional TV cataloging and blending them with the flexibility and user-centricity of internet tagging systems. Only with this robust, semantically rich tagging infrastructure in place can the Group develop and deploy sophisticated, media-specific AI applications. These include deep video content understanding, intelligent search and recommendation engines, smart media asset management, and even automated program editing. The process is iterative: tagged video data is used to train AI models, the models are tested and refined based on performance, and only after they demonstrate reliable, production-grade capability are they integrated into the live workflow. The ultimate vision is for AI to move beyond automating mundane, labor-intensive tasks and to become a creative partner, assisting human producers in ideation and design, thereby achieving a deeper, more meaningful level of application.
Looking ahead to the 14th Five-Year Plan, China Media Group has articulated a clear vision: to complete its transformation into that world-class, new-type mainstream media. This involves achieving “three fundamental shifts.” The first is a shift from being a traditional radio and television broadcaster to becoming an omnimedia producer and distributor of original audio-visual content. The second is a shift from conventional program production methods to a model driven by supply-side structural reform, focusing on efficiency and audience demand. The third, and perhaps most critical, is the full transition to the “5G+4K/8K+AI” strategic framework.
Technically, this means completing the construction of its ultra-high-definition, mobile, and intelligent technology systems. The blueprint for this, as outlined in its 14th Five-Year technical plan, is a sophisticated architecture designed to support its “2+6+N” new media matrix. This matrix rests on a unified foundation of network infrastructure and cloud data center resources. Layered on top of this are advanced technologies — AI, Big Data, Cloud Computing, and 5G — which enable converged content production and business management. The entire system is engineered to provide robust, scalable support for its two flagship mobile applications, “CCTV News” and “Yangshipin.”
The construction of a deeply integrated, omnimedia production and broadcasting platform is focused on four key areas. First, accelerating the development of a “News Cloud” production system. This cloud-based platform will have its core in Beijing but extend its reach to domestic and international bureaus and news stations, enabling seamless, mobile-first production for radio, television, and new media newsrooms. Second, upgrading to a 2.0 version of its 5G New Media Integrated Publishing Platform. This next-gen platform will function as a central nervous system, integrating cloud-based production and broadcasting tools and serving as the operational hub for the entire “2+6+N” matrix. Third, to support its global outreach strategy, the Group is building a lightweight, mobile, and intelligent suite of converged content production systems. Centered around CGTN as the primary international platform and complemented by specialized “influencer studios,” this system will support multi-lingual production and significantly enhance the Group’s global communication capabilities. Fourth, the Group will continue to develop its high-definition and ultra-high-definition interactive TV platforms. Leveraging the bandwidth of the internet, it plans to be a pioneer in rolling out 8K services, using Over-The-Top (OTT) delivery to offer viewers a synchronized, multi-screen experience that blends live broadcasting with on-demand viewing.
Data is the lifeblood of this intelligent future. During the 14th Five-Year period, the Group will prioritize the construction of three monumental databases: a User Mega-Database, a Content Mega-Database, and a Communication Mega-Database. The User Database will aggregate data from all channels — TV, radio, and new media — into a unified storage and processing system. This will allow the Group to build sophisticated, multi-modal user profiles and map the intricate relationships between content and its audience, enabling personalized recommendation services that rival those of leading internet companies. The Content Database will be built upon the new, converged tagging system, using AI to power a diverse array of services. It will also break down the data silos between broadcast, television, and new media, and establish secure, compliant pipelines for integrating user-generated content (UGC). The Communication Database is perhaps the most ambitious. It aims to develop a proprietary CMG algorithm that embodies mainstream values. This algorithm will deconstruct abstract concepts like “leadership,” “reach,” and “influence” into measurable, weighted components, building mathematical models to evaluate the multi-dimensional, multi-layered impact of its programming across all platforms. The goal is to create comprehensive, data-driven communication maps for key programs.
To ensure its technological leadership is sustained, China Media Group is leveraging its “State Key Laboratory of Ultra-High Definition Audio-Video Production and Presentation.” This research powerhouse will focus on fundamental and applied research in 4K/8K broadcasting, 5G media applications, intelligent audio-visual services, and cybersecurity. It will serve as an incubator for new communication models, fostering deeper integration and resource synergy between broadcast, television, and new media, and ultimately driving the emergence of entirely new media business models.
In conclusion, the “5G+4K/8K+AI” strategy is not a fleeting trend for China Media Group; it is the cornerstone of its next evolutionary leap. This initiative represents a comprehensive campaign that fuses technological innovation, system development, process re-engineering, and standard-setting. More importantly, it is a deliberate, ongoing process of deep collaboration between technology and content creators. It is about building not just new tools, but an entirely new media ecosystem. As the Group navigates the 14th Five-Year Plan, this strategic framework will remain its primary lever, driving it relentlessly toward its ultimate goal: becoming a truly global, influential, and indispensable media institution for the 21st century.
By Wang Zhenzhong and Ju Hongwei, Technology Bureau, China Media Group, Beijing 100020. Published in China Media Technology, 2021(12):19-21. DOI: 10.19483/j.cnki.11-4653/n.2021.12.004