SK Telecom (NYSE: SKM) today announced that it has signed a Memorandum of Understanding (MoU) with Giga Computing, a leader in liquid cooling technology, and SK Enmove to jointly develop next-generation cooling solutions. Under this MoU, the three companies will collaborate on extensive research and development (R&D) efforts, including validating technologies to optimize liquid cooling performance and developing artificial intelligence data center (AIDC) solutions. Giga Computing will contribute its expertise in liquid cooling solutions, while SK Enmove will supply high-quality cooling fluids, leveraging its technological capabilities and competitiveness in the high-quality lubricants market. The cooperation will focus on optimizing and validating all three liquid cooling methods commonly used in data centers — Direct Liquid Cooling (DLC), Immersion Liquid Cooling (ILC) and Precision Liquid Cooling (PLC). Additionally, the companies will develop a liquid cooling package solution by conducting operational verification, which houses GPU and NPU servers. Through this global partnership, SK Telecom aims to enhance its capabilities in designing and operating next-generation cooling technologies that minimize power consumption and heat generation — key factors in AIDC operations. Furthermore, the company plans to leverage its advancements in cooling technology to strengthen the AIDC competitiveness of the SK Group as a whole. “Our partnership will accelerate the development of liquid cooling solutions, a key next-generation technology for AIDCs,” said Yang Seung-hyun, Head of AI R&D Center at SK Telecom. “SK Telecom is committed to becoming a global leader in AIDC operations with unique capabilities through collaboration with global leading companies.” “As a market leader in cooling fluids, SK Enmove will leverage this collaboration to drive the growth of the liquid cooling market with optimized cooling fluids that can maximize data center energy efficiency and further solidify our position as a leader in energy efficiency,” said Kim Dae-jung, Head of the Green Business Unit at SK Enmove. “As AI and high-performance computing continue to advance, liquid cooling has become a critical technology for building sustainable data centers,” said Daniel Hou, General Manager of Giga Computing. “Through our collaboration with SK Telecom and SK Enmove, Giga Computing will leverage its expertise in liquid cooling solutions to drive energy efficiency and innovation in data center infrastructure. We look forward to jointly developing next-generation cooling technologies that enable more efficient and environmentally sustainable AIDC operations.”

SK Telecom (NYSE: SKM) today announced a strategic partnership with Schneider Electric, a global leader in energy management and automation, at the Mobile World Congress 2025(MWC25). The partners will collaborate on mechanical, electrical and plumbing (MEP) systems for artificial intelligence data centers (AIDCs). Schneider Electric is a leading company in power and distribution technology for AI data centers, offering comprehensive integrated infrastructure solutions that cover every stage from design and construction to operation. AIDC MEP systems play a critical role in ensuring the stability and efficiency of AIDCs from initial construction to full operational capability. Through this partnership, the two companies will first cooperate on the construction and development of hyperscale AIDCs in key regions in Korea. Their collaboration will span the entire MEP sector, including component and product solutions as well as consulting, and will serve as a foundation for expanding AIDC projects into global markets. By combining SK Telecom’s AIDC expertise with Schneider Electric’s capabilities in MEP systems, power, cooling and integrated data center management, the companies expect to generate significant synergies. “Our partnership with Schneider Electric, one of the world’s leading AIDC solution providers, will not only strengthen SK Telecom’s competitiveness in AIDCs but also accelerate our global expansion,” said Ryu Young-sang, CEO of SK Telecom. “Through this collaboration, we expect to create powerful synergies by combining SK Telecom’s expertise in AIDC operations with our advance capabilities, ultimately delivering enhanced efficiency and performance in AIDC infrastructure,” said Pankaj Sharma, Executive Vice President of Schneider Electric.

SK Telecom (NYSE: SKM) today announced that it has entered into a strategic partnership with IonQ, a U.S. quantum computing company, to prepare for the upcoming artificial intelligence (AI)·quantum era and to collaborate on the future development of the AI and quantum industry. A technology that combines AI with quantum computers, which can process more data more quickly than traditional computers, is expected to yield optimized AI solutions faster and with lower power consumption compared to conventional methods. SK Telecom has signed a Memorandum of Understanding (MoU) with IonQ, recognized as a leader in quantum computing based on its trapped ion technology — known for its high stability and precision — establishing a solid foundation for AI·quantum development. This technology traps ions (charged atoms) using an electric field and controls them with lasers. Under this MoU, SK Telecom plans to integrate IonQ’s quantum computing technology with its own AI capabilities, including its Personal AI Agent (PAA) services such as A. (A-DoT) and Aster (A*), AI data centers (AIDC), GPU-as-a-Service (GPUaaS), and Edge AI. Additionally, SK Telecom aims to combine cryptography technologies, including quantum key distribution (QKD) and post-quantum cryptography (PQC), with IonQ’s technology to strengthen its AI business competitiveness. To facilitate collaboration with IonQ, SK Telecom and SK Square will exchange their shares in ID Quantique (IDQ), a global quantum cryptography company, for shares in IonQ. This strategic move allows SK Telecom to establish a closer business relationship with IonQ. Despite the share exchange, SK Telecom will continue its cooperation with IDQ in the quantum cryptography communication sector and plans to further strengthen its leadership in the quantum cryptography market in Korea through continuous joint technology and product development. “Quantum technology is not an option but a necessity for the advancement of AI,” said Ryu Young-sang, CEO of SK Telecom. “SK Telecom will continue to make proactive investments and foster strategic collaborations to establish itself as a leader in the AI field.”

SK Telecom (NYSE: SKM) will showcase various artificial intelligence (AI) technologies under the theme “Innovative AI, Accelerating the Future” at Mobile World Congress 2025 (MWC25), which runs from March 3 to 6. At its booth in Hall 3 of the Fira Gran Via venue, SK Telecom will present technologies that can be practically applied in the industry. This includes its core area of enhancing telecommunications services and infrastructure with AI, as well as its recently spotlighted AI data center (AIDC) solutions. SK Telecom also plans to share the AI governance principles it has introduced to ensure the reliability and safety of AI with the global telecommunications industry. Showcasing comprehensive AIDC solutions and innovative AI infrastructure SK Telecom will showcase a range of AIDC technologies developed under its ‘AI Infrastructure Superhighway’ strategy, announced last year. The exhibition includes technologies for sourcing power needed for AIDC operations from distributed power sources and optimally controlling it using AI models. It also features various liquid cooling methods to reduce data center heat generation, and technology that enhances safety by insulating energy storage systems (ESS) with liquid. SK Telecom will also showcase its proactively developed AIDC security technology, ‘AIDC SecureEdge,’ which employs a Zero Trust framework — known for its robust verification process — to provide comprehensive protection from internal data to devices, applications, and personal information, while preventing remote hacking attempts. At SK Telecom’s exhibition hall, the concept of ‘AI-RAN’ is introduced, allowing for the provision of both communication and AI services by applying various chipsets, including GPUs, to base station equipment. The company is also presenting ‘AI Routing’ technology that enables optimal inference performance by equipping clouds with large language models (LLM) and devices with small language models (SLM), as well as the ‘AI Orchestration’ solution, which optimally controls complexly connected mobile communication facilities. Showcasing AI-powered services including Telco AI agent and Infrastructure Assistant At MWC25, SK Telecom will unveil AI services that showcase the specialized expertise of telecommunications providers. A key feature is ‘Aster (A*),’ a personal AI agent tailored for the North American market. As a comprehensive global personal AI agent, Aster focuses on ‘Life Management,’ efficiently managing the busy schedules of modern users by handling tasks from planning to execution. Furthermore, SK Telecom will introduce the ‘Telco AI Agent,’ which integrates a telecommunications-specific LLM to accurately handle a variety of customer requests, such as providing information on mobile plans and making changes to them. This can be quickly deployed without additional infrastructure changes by integrating with existing systems. SK Telecom is also introducing the 'Infrastructure Assistant,' which uses LLM and Retrieval-Augmented Generation (RAG) technology to convert internal operational knowledge into a database and provide operators with necessary information via a chatbot. This helps reduce the time spent searching through complex manuals and efficiently organizes and shares the expertise of skilled operators. “We are committed to showcasing SK Telecom’s wide-ranging technological capabilities, designed to swiftly understand and adapt to the evolving AI industry,” said Ryu Young-sang, CEO of SK Telecom. He shared “By harnessing our in-house technology and fostering global partnerships, we aim to demonstrate substantial achievements to our global audience.”

SK Telecom (NYSE:SKM) today announced its earnings for the fiscal year 2024 on a K-IFRS consolidated basis: revenue of KRW 17.9406 trillion and operating income of KRW 1.8234 trillion. This was thanks to solid revenue growth in both fixed and mobile communications and AI businesses, each increasing by 1.9% and 4.0% respectively compared to the previous year. The net income was recorded at KRW 1.4388 trillion. On a non-consolidated basis, SK Telecom’s revenue was KRW 12.7741 trillion and operating income stood at KRW 1.5232 trillion, each increased 1.5% and 4.6% year over year (YoY), respectively. A non-consolidated net income was KRW 1.3322 trillion. SK Broadband’s revenue and operating income, recorded at KRW 4.4111 trillion and KRW 351.7 billion respectively, increased by 3.1% and 13.7% YoY. The growth was led by an increase in broadband subscribers and a focus on data center-driven revenue. SK Telecom is embarking on the establishment of an AI Infrastructure Superhighway, leveraging the company’s competitiveness in AI technology and services. The company plans to actively pursue the monetization of AI business. Furthermore, the company plans to continue improving its fundamental business competitiveness, considering both short-term profitability and long-term sustainability, by continuously strengthening its Operation Improvement (O/I) efforts. ■ Accelerating the setup of the AI Infrastructure Superhighway via global partnerships SK Telecom is accelerating the construction of its AI Infrastructure Superhighway, focusing on three axes: AI data center (AIDC), GPU-as-a-Service (GPUaaS), and Edge AI. To boost the AIDC business, SK Telecom invested strategically in Lambda, a global GPU cloud company, and signed an investment contract with Penguin Solutions, a leader in integrated AI data center solutions. Leveraging these partnerships, SK Telecom opened the Gasan AI data center in cooperation with Lambda last December, and it’s accelerating its AI Infrastructure business with the introduction of the ‘SKT GPUaaS.’ SK Telecom plans to continue its ongoing cooperation with Penguin Solutions for AIDC global expansion, joint R&D and commercialization, and the development of next-generation memory appliances. Telco Edge AI, a crucial technology for next-generation infrastructure evolution, is being actively promoted for standardization by the company. ■Restructuring AI Divisions and Showcasing Key Achievements in AI Sector SK Telecom hasrestructured into seven key divisions centered around telecommunications and AI. These include the AI Transformation (AIX), AIDC, A. (A-Dot), and Global Personal AI Agent (GPAA) units, established to enhance AI execution capabilities and drive business outcomes. With this structure, SK Telecom’s AI-related revenue grew by 19% YoY. The AIX business recorded a significant 32.0% YoY growth, driven by the expansion of its AI cloud business and robust performance of AI B2B solutions, including AI Contact Center (AICC) and Vision AI. Revenue from the AIDC business increased by 13.1% YoY, reaching KRW 397.4 billion, due to higher operational rates of new data centers, such as the Gasan Data Center in Seoul, South Korea. In the Personal AI Agent (PAA) sector, a crucial pillar of SK Telecom’s AI business, the company is actively pursuing a dual-track strategy: ‘A.’ for the domestic market and ‘Aster’ for the global market. Last year, SK Telecom newly launched A., equipped with multi-large language model (LLM) agent capabilities and a PC version. Alongside this, the company introduced ‘A. Phone’ by enhancing AI call features in T Phone application. These large-scale service upgrades rapidly expanded AI-powered personal services from AI calls to LLM-based search, resulting in A.’s user base exceeding 8 million by the end of 2024, a 160% increase YoY. SK Telecom’s global personal AI agent, Aster, was first revealed at the ‘SK AI Summit 2024’ demonstrated a model for comprehensive daily life management at CES 2025. The company plans to launch a beta service in the U.S. in the first half of this year. The company continues to collaborate with major global LLM companies such as Anthropic and Perplexity. It has also developed a telecom-specialized LLM, already integrated into customer service platforms, including SK Telecom’s customer centers and T World. “Last year, we strengthened our competitiveness in the telecommunications sector and laid the foundation for our transformation into an AI company,” said Kim Yang-seob, CFO of SK Telecom. “In 2025, we will continue to pioneer the AI era through determination and innovation, further solidifying our corporate value.” SK Telecom’s Board of Directors has approved a Q4 2024 dividend of KRW 1,050 per share. Including the previously paid dividend of KRW 2,490 per share, the total annual dividend per share is KRW 3,540, subject to final approval at the annual general shareholders’ meeting in March. ※Attachment 1.Summary of Consolidated Income Statement(Unit: KRW billion) Type Year-on-Year Year-on-Year 2024 2023 YoY 24.4Q 23.4Q YoY Revenue 17,940.6 17,608.5 1.9% 4,511.5 4,527.3 △0.3% Operating Income 1,823.4 1,753.2 4.0% 254.1 297.1 △14.4% Net Income 1,438.8 1,145.9 25.6% 446.5 187.4 138.2% ※Attachment 2.Summary of Non-Consolidated Income Statement(Unit: KRW billion) Type YoY YoY 2024 2023 YoY 24.4Q 23.4Q YoY Revenue 12,774.1 12,589.2 1.5% 3,190.6 3,204.3 △0.4% Operating Income 1,523.2 1,455.9 4.6% 179.3 254.0 △29.4% Net Income 1,332.2 1,059.7 25.7% 337.4 114.4 195.0%

SK Telecom (NYSE: SKM) announced today that the company is joining the MIT GenAI Impact Consortium as a founding member to explore commercialization and industry implications of generative AI technologies with MIT faculty and leading global companies. MIT GenAI Impact Consortium is an industry-academia collaboration to explore the impact of generative AI technologies on society and industry, with the goal of providing practical direction to the AI industry. MIT has been paying close attention to AI-enabled industrial transformation, with faculty members publishing 25 papers on the topic of generative AI in the past year. As a strategic priority of Sally Kornbluth, President of MIT, the consortium is led by Anantha Chandrakasan, Dean of the MIT School of Engineering and MIT’s Chief Innovation and Strategy Officer, along with faculty leaders who play a central role in selecting optimized projects, identifying research teams, and managing research efforts. The founding members of this consortium include six global companies: SK Telecom, OpenAI, The Coca-Cola Company, Tata Group, Analog Devices and TWG Global. The MIT consortium plans to select key projects and commence full-scale research this year. By participating in this consortium, SK Telecom plans to share its competitiveness and development strategy with the founding member companies and explore potential collaboration opportunities. Also, SK Telecom hopes to deliver tangible results created with MIT to its SK AI R&D Center, in areas such as ICT, semiconductors and energy. Acting as SK Group’s AI technology control tower, SK AI R&D Center closely supports business operations in AI-based technology areas — including AI modeling, vision AI, digital twins and AI factories. “The MIT GenAI Impact Consortium is the ideal bridge between academia and industry,” said Chandrakasan. “While Generative AI and LLMs are reshaping everything, the consortium aims to break down barriers, bring together disciplines, and commit to ensuring the benefits of Generative AI are realized throughout the world.” “As a founding member of the MIT Consortium, we are excited to collaborate with MIT’s world-class faculty,” said Ryu Young-sang, CEO of SK Telecom.“Building on global collaborations, SK Telecom hope to leverage the AI capabilities of the SK Group, with the SK AI R&D Center at its core, to drive AI innovation across industries. Beyond generative AI, we will broaden our scope to encompass next-generation research areas and to convergent Vertical AI such as physical AI, manufacturing, and biotechnology.”

SK Telecom (NYSE: SKM) launched ‘SKT GPU-as-a-Service’ (SKT GPUaaS) today at its AI Data Center (AIDC) in Gasan, Seoul, South Korea. The company has been preparing to launch this on-demand artificial intelligence (AI) cloud service as part of its dedicated AIDC business by investing in Lambda, a global GPU cloud company, to secure stable GPU supplies and expertise. SKT GPUaaS allows businesses to choose the number and duration of GPUs depending on the scale or purpose of AI services, and can configure customized packages, such as standalone servers, firewalls and dedicated lines. Prices are flexibly determined depending on the contract period, the number of GPUs, and the form of prepaid billing. By utilizing the ‘AI Cloud Manager’ launched last October, GPU resources can be managed more efficiently. The AI Cloud Manager is a solution that manages numerous GPU resources as if they were a single computer to maximize GPU performance and support reducing the learning time required for AI development. The GPUaaS launched this time is based on NVIDIA H100 Tensor Core GPUs. SK Telecom plans to introduce one of the latest GPUs, NVIDIA H200 Tensor Core, in the first quarter of 2025. By introducing the H200 in South Korea, SK Telecom plans to create an environment where domestic companies can develop AI technology and services more quickly and also to boost the expansion of GPUaaS customers. “The introduction of GPUaaS marks the first instance of our AI Data Center business actively reaching out to customers. This is a crucial step in positioning SK Telecom as a major force in the AI infrastructure arena,” said Kim Myong-gook, head of SK Telecom’s GPUaaS business. “Our goal is to boost our clients' competitiveness by leveraging our GPU as a platform for their AI services.”

SK Telecom (NYSE: SKM) announced today that it has signed a collaboration agreement with SK hynix and Penguin Solutions (NASDAQ: PENG) to pursue joint research, development, and business promotion of artificial intelligence data center (AIDC) solutions. The agreement ceremony was held today at CES 2025 in Las Vegas, Nevada, U.S., and was attended by the CEOs of each company: Ryu Young-sang, CEO of SK Telecom, Justin Kim, AI Infrastructure President of SK hynix, and Mark Adams, CEO of Penguin Solutions. SK Telecom signed a $200 million strategic investment agreement with Penguin Solutions in July of 2024, and shortly thereafter, together with SK hynix and Penguin Solutions, formed a task force to explore ways to leverage their complementary capabilities to enhance customer offerings. Through the collaboration agreement, the three companies will explore business opportunities in the Asia-Pacific and Middle East markets, including Japan, that could enable global expansion. In addition, they plan to build on their respective existing software capabilities to jointly develop and commercialize a full-stack software solution needed to build and operate AIDCs. Furthermore, SK hynix and Penguin Solutions plan to cooperate in the development of next-generation data center memory technology. “This collaboration agreement lays the foundation for building globally competitive AI data centers,” said Ryu Young-sang, CEO of SK Telecom. “We will combine the unique technologies of SK Group, such as semiconductors, energy, cooling and memory, with cooperation from global companies to discover and develop a highly competitive AI infrastructure business model.” “Innovation of semiconductor memory technology is essential for the efficient operation of AI data centers, and improving power efficiency and heat dissipation performance is the key challenge,” SK hynix said, “Through collaboration with SK Telecom and Penguin Solutions, we plan to overcome the limitations of memory technology and lead the expansion of global AI ecosystem." “Today’s collaboration announcement with SK Telecom and SK hynix for the development of AI data centers builds on Penguin’s strengths in solving the complexity of AI,” said Mark Adams, CEO of Penguin Solutions. “Penguin is excited about the potential of expanding our design, build, deployment, and management of cutting-edge AI solutions by leveraging the broad technology capabilities of SK Telecom and SK hynix, and bringing our experience and innovative expertise into additional markets to provide value to new customers.”

SK Telecom (NYSE: SKM) is showcasing its leading artificial intelligence (AI) technologies at the Consumer Electronics Show (CES) 2025 in Las Vegas, Nevada, U.S., from Jan. 7-10. Under the theme ‘Innovative AI, Sustainable Tomorrow,’ the company is operating a joint booth with SK Group affiliates. At CES 2025, SK Telecom is introducing a total of 21 items, including four AI data center (AIDC) solutions for AI, energy, operation, and security offered by the SK Group. A large LED pillar in the middle of the AIDC booth represents the dynamic data flow of SK Group’s AIDC. SK Telecom’s global AI agent, ‘Aster (A*),’ set for a beta launch in March targeting the North American market, is also revealing specific service plans through on-site demonstrations. Various AI-enabled security technologies are also showcased at SK Telecom’s booth. ‘ScamVanguard,’ an AI-based mobile financial fraud detection and prevention technology, won the ‘Best Innovation Award’ at CES last month. SK Telecom is introducing its core AI technologies at the booth. These include ‘Litmus Plus,’ an AI-based indoor and outdoor crowd and network data analysis system; ‘X Caliber,’ an AI-based veterinary diagnosis assistant system; ‘AI Quantum Camera,’ applied in fields such as robotics, security, media, and medical; ‘GenAd,’ an AI-based advertising production solution; and ‘AI Media Studio,’ a media processing and content quality improvement platform. In addition, five global partner companies, including Gauss Labs, Lambda, Anthropic, Perplexity and Penguin Solutions, that have established a continuous cooperation relationship with SK Group in AI technology and business, are also participating in the exhibition. [Image 1] ‘Innovation Gate’, the entrance to the SK booth at CES 2025 [Image 2] SK Booth visualized data flow at AI data center (AIDC) [Image 3] SK Booth visualized data flow at AI data center (AIDC) [Image 4] ‘Sustainable Tree’ at the SK booth at CES 2025 [Image 5] ‘Aster’ booth, a global AI agent being developed by SK Telecom

SK Telecom (NYSE: SKM) announced today that it will invest $3 Million in Twelve Labs, a video understanding company gaining major attention in the global AI industry. The San Francisco-based startup, established in 2021, develops multimodal video foundation models that can understand video content like humans do.The company is backed by leading venture capitalists, technology companies, AI luminaries, and successful founders. Twelve Labs provides industry-leading video AI solutions designed to unlock the full potential of vast enterprise video archives. Its proprietary multimodal foundation models, Marengo and Pegasus, bring human-like understanding to videos, enabling precise semantic search, summarization, analysis, Q&A, and more. Additionally, both companies agreed to join forces in developing and advancing technologies for implementing multimodal AI in security and public safety applications, such as AI surveillance systems. Unlike traditional surveillance systems where a single operator had to monitor numerous CCTV feeds for long hours, Twelve Labs' multimodal AI model allows for quick searching and summarizing of key incidents, movements, and individuals from any given day. Multimodal AI technology enables better understanding of users. As it is expected to enable seamless interaction when deployed in customer service, SK Telecom and Twelve Labs plan to explore various opportunities for collaboration. “Through the partnership with SKT, we’re looking forward to providing our video foundation models to various industry use cases and provide real value in daily workflows in the ecosystem,” said Jae Lee, CEO of Twelve Labs. "Through the cooperation of the two companies, we will further strengthen our competitiveness in the multimodal AI field," said Lee Jae Shin, Head of AI Growth Strategy at SK Telecom. "We plan to expand our business areas and the range of services we offer so that customers can truly experience AI innovation."