South Korea Accelerates Advanced Packaging Investments, Establishing Itself as Core of Global AI Semiconductor Supply Chain

September 13, 2026

Investment Monitor South Korea, USA

Overview

South Korea is significantly boosting its advanced packaging investments to meet surging AI semiconductor export demand. SK Hynix plans to complete a ₩19 trillion ($12.9 billion) advanced packaging plant in Korea by late 2027 and is investing $3.87 billion in a new HBM advanced packaging facility in Indiana, USA. Additionally, U.S. firms Air Products and Axcelis Technologies have pledged a total of $2 billion in South Korea’s chip and clean energy sectors, and Samsung Electronics is expanding strategic collaboration with Broadcom for next-gen AI infrastructure. These moves reinforce South Korea’s position as a global hub for HBM manufacturing and advanced packaging.

In Depth

Key Findings: South Korea Pours Massive Investments into Advanced Packaging to Meet AI Semiconductor Demand

Amidst a surge in AI semiconductor export demand, South Korea is accelerating massive investments in advanced packaging, solidifying its pivotal role in the global supply chain. SK Hynix has unveiled plans to construct an advanced semiconductor packaging plant in South Korea by the end of 2027, with an investment of approximately ₩19 trillion ($12.9 billion USD). Furthermore, in August 2026, the company announced plans for a $4 billion (also reported as $3.87 billion) HBM advanced packaging facility in Indiana, USA. These investments underscore South Korea’s strong commitment to establishing and maintaining its position as a global leader in High Bandwidth Memory (HBM) and advanced packaging technologies.

Technical and Market Details: Strategic Partnerships and Diverse Backend Players

Samsung Electronics and Broadcom signed a Memorandum of Understanding in July 2026 to expand strategic collaboration on next-generation AI infrastructure, encompassing memory, foundry, and advanced packaging technologies. This move aims to accelerate integration and technological innovation across the entire AI ecosystem. Major U.S. companies are also strengthening their investments in South Korea: Air Products is establishing ultra-high purity gas, specialty rare gas, and hydrogen supply facilities at a new semiconductor production site in Pyeongtaek. Axcelis Technologies plans to expand its ion implantation equipment business in Pyeongtaek, adding engineering, prototype development, and training capabilities. Key South Korean backend companies include HANA Micron, which manages critical processes such as flip-chip, wafer-level packaging, and test platforms for SOC, RF, and power management chips. Nepes is also gaining attention in the advanced packaging and materials sectors, catering to AI demand. SK Hynix, in particular, is driving specific technological innovations, such as applying an advanced MR-MUF process to HBM4E, reducing thermal resistance by 17% compared to existing products.

Background and Industry Context: Geopolitical Investment Shift Driven by AI

The advent of AI has profoundly altered the semiconductor manufacturing paradigm, with advanced packaging emerging as a new bottleneck. This constraint is so severe that even major AI chip manufacturers like Nvidia face shortages in CoWoS and other advanced packaging capacities. Increased U.S. investments and collaborations are designed to enhance global supply chain resilience and strengthen the economic aspects of the U.S.-South Korea alliance. Semiconductor equipment sales in the first half of 2026 saw a significant increase of 32.4% in South Korea and 24.0% in Taiwan, indicating a decisive geographical shift in the growth drivers of the global semiconductor equipment market away from China.

Future Outlook: South Korea’s Strategic Positioning in the AI Era

The South Korean government and its corporations are pursuing strategic investments and international collaborations to solidify the nation’s status as a semiconductor powerhouse in the AI era. The construction of large-scale domestic factories and investments in HBM packaging facilities in the U.S. aim to secure supply capabilities through both vertical integration and global expansion. Furthermore, the increasing complexity of advanced packaging will drive innovation and investment across the entire ecosystem, from inspection and metrology equipment to materials. Through these initiatives, South Korea is expected to further strengthen its indispensable role as a hub in the global AI semiconductor supply chain.

Source: https://www.investmentmonitor.ai/news/us-pledge-2bn-for-south-korea/

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