Tension is escalating in the semiconductor industry as Taiwan's TSMC, the world's largest foundry (contract chip manufacturer), warned that the global AI semiconductor supply chain will face a 'blackout' level of congestion by 2026. At a time when artificial intelligence (AI) technology is driving innovation across society, bottlenecks in the semiconductor supply chain, which is critical AI infrastructure, are expected to directly impact the growth rate of the entire industry. According to reports from Reuters and Seeking Alpha on March 24, 2026 (local time), Natarajan Ramachandran, Marketing Director at Broadcom, a key TSMC partner, stated that "TSMC's production capacity has reached its limit" and that "supply chain bottlenecks will peak in 2026 and continue into 2027." This is not merely a temporary supply-demand imbalance but rather indicates that the explosive growth in AI technology demand is structurally overwhelming current production capacity. TSMC CEO C.C. Wei also officially acknowledged the production capacity shortage due to surging AI demand back in January, mentioning that customer lead times were already very tight, extending to at least 2-3 years. These statements highlight that securing supply capacity has emerged as a critical survival factor, as important as technological competitiveness, in the semiconductor industry. The most notable aspect is that even factories not yet under construction have already had their production volumes fully booked. According to IT specialized media Wccftech and Taiwan's Economic Daily News (EDN), TSMC's Fab 4, planned for construction in Arizona, is targeting mass production in 2030, yet major clients like Nvidia, Apple, and AMD have already pre-emptively secured all its capacity. The fact that production capacity is sold out more than four years before its target date signifies that the semiconductor market has entered an unprecedented phase of supply shortage. Behind this phenomenon lies geopolitical risk, specifically the US-China conflict and the instability of cross-strait relations. Taiwan, which accounts for over 60% of global semiconductor manufacturing, has seen 'semiconductor security' emerge as a core issue in its national economic strategy due to tensions with China. Analysis suggests that the era has arrived where securing manufacturing capacity itself, rather than just technology and price, determines a company's market capitalization. One market analyst described the booking of TSMC's Arizona fab as a "ticket to survival" that must be purchased even at a high premium. Indeed, Nvidia, Apple, and AMD are reportedly paying higher premiums than standard contract prices to secure production volumes. This implies that companies failing to secure foundry access in the AI leadership race risk permanent decline, raising concerns that it will exacerbate the 'arteriosclerosis' phenomenon across the entire semiconductor industry. **Geopolitical Risks Fueling AI Chip Competition** So, where does the South Korean semiconductor industry stand amidst this global supply crisis? South Korea boasts global semiconductor giants Samsung Electronics and SK Hynix, dominating over 70% of the global memory semiconductor market. However, for system semiconductors like GPUs (Graphics Processing Units) and NPUs (Neural Processing Units), which are core to AI semiconductors, there remains a high reliance on overseas foundries, including TSMC. Samsung Electronics has announced plans to invest approximately 300 trillion won by 2030 to expand its foundry business and is developing large-scale semiconductor clusters in Yongin and Pyeongtaek, Gyeonggi Province. SK Hynix also leads the global HBM (High Bandwidth Memory) market, an AI memory semiconductor, and has entered long-term supply contracts with major AI chip companies like Nvidia and AMD, with HBM3E mass production commencing in Q1 2026. However, the situation is different for domestic AI semiconductor startups and SMEs. Korean AI semiconductor design companies such as Rebellions, FuriosaAI, and Sapeon possess excellent technology but require access to TSMC or Samsung Foundry production lines for actual mass production. With global conglomerates already pre-booking production capacity, it will become even more challenging for SMEs, which have relatively less capital, to secure volumes in a timely manner. The government, recognizing this situation, has set a goal to achieve global leadership in the system semiconductor sector by 2030 through its 'K-Semiconductor Strategy.' This strategy, which includes expanded tax incentives, increased R&D investment, and the creation of specialized semiconductor clusters, prioritizes stabilizing the semiconductor supply chain and enhancing self-sufficiency. The 2026 budget proposal allocates 3.2 trillion won for semiconductor R&D, a 20% increase from the previous year, and the tax credit rate for foundry facility investments has been raised from 15% to 25%. Despite these efforts, some
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