Last Updated on 2026 年 3 月 24 日 by 総合編集組
2026 US-Iran Conflict and Its Impact on Taiwan’s Industries: Supply Chain Restructuring, Energy Security, and Strategic Responses
Introduction The ongoing US-Iran conflict that escalated in late February 2026 has created significant ripples across global markets, particularly affecting energy-dependent economies like Taiwan. With the effective disruption of shipping through the Strait of Hormuz, which normally carries about 20% of the world’s oil and substantial liquefied natural gas (LNG) volumes, Taiwan faces heightened challenges in energy supply, semiconductor materials, petrochemicals, shipping, and steel production.
As of March 24, 2026, Brent crude oil prices have reached approximately $115 per barrel, representing a sharp rise from pre-conflict levels. This comprehensive overview summarizes the key impacts, data points, and potential adaptation strategies drawn from the detailed analysis, aimed at international readers seeking clear insights into Taiwan’s economic resilience.
Global Energy Shock and Initial Market Reactions The conflict has led to a near-total reduction in tanker traffic through the Strait of Hormuz, resulting in an estimated global daily oil supply shortfall of 11 million barrels. International helium prices have surged between 300% and 500% due to production halts in key Gulf facilities. For Taiwan, an island economy with 97% energy import dependence, these developments test the limits of its infrastructure.
The New Taiwan Dollar (NTD/USD) exchange rate stood at around 32.092, reflecting depreciation pressures amid rising hedge demand for the US dollar and worsening trade balances for energy importers. Taiwan’s central bank maintained its policy rate at 2% during its March 19 meeting, prioritizing broader economic stability over immediate inflationary concerns caused by energy price spikes.
Energy Sector: The 11-Day Clock and Diversification Efforts Taiwan’s power generation relies on natural gas for more than 53% of its electricity, making LNG deliveries critical. The statutory natural gas reserve stands at only about 11 days — among the lowest in East Asia. The Ministry of Economic Affairs has arranged 22 LNG cargoes to cover March and April shortages and is negotiating spot supplies from the United States for June onward. While short-term measures have mitigated immediate risks, higher spot prices have increased generation costs, potentially leading to electricity price adjustments after April.
A notable shift is the growing reliance on US energy sources. Crude oil imports from the United States have risen to nearly 30% of Taiwan’s total, with American LNG expected to account for a similar share in the near term. This pivot serves both energy security and broader trade-balancing objectives. In extreme scenarios extending beyond May, authorities are evaluating reactivation of retired or soon-to-be-retired coal and oil units, and even considering the two reactors at the Maanshan (Nuclear 3) plant to support roughly 6% of peak load. Such discussions highlight the need for greater energy mix diversity, including expanded storage facilities and renewable backups.
Semiconductor Industry: Material Shortages Amid AI Demand Taiwan produces approximately 90% of the world’s most advanced logic chips through TSMC, positioning the island as an indispensable node in global technology supply chains. However, upstream dependencies have become evident. High-purity helium, essential for cooling, lithography, and thermal management in chip fabrication, faces severe constraints after major production centers in Qatar were affected. With limited inventories typically lasting several months, prolonged disruptions beyond May could force capacity prioritization toward high-margin AI chips such as Nvidia’s H200/B200 series and Apple’s A20 series, potentially squeezing mature nodes, automotive, and consumer electronics segments.
Additional pressures come from aluminum and bromine supplies. Aluminum prices have climbed to around $3,544 per ton following force majeure declarations by Middle Eastern producers, impacting packaging and lead frames. Bromine, used in circuit formation and testing, also encounters logistics risks from Dead Sea region instability. Community discussions on platforms like Reddit’s ValueInvesting forum note that while TSMC’s fundamentals remain solid, stable access to LNG and specialty gases may influence stock performance more than process technology alone. A roughly 5.5% share price dip in early March was largely viewed as a healthy correction rather than a fundamental reversal, supported by sustained long-term AI infrastructure demand.
Petrochemical Industry: Force Majeure and Market Realignment Taiwan’s petrochemical sector, led by Formosa Plastics Group, depends heavily on naphtha feedstock linked to Middle Eastern crude. Interruptions in supplies from Kuwait, Iraq, and Qatar prompted force majeure notices in mid-March. Olefin plants began operating at minimal capacity from March 9, creating downstream shortages in plastic resins. Naphtha prices rose from about $633 per ton in January to over $776 per ton in March, yet intense competition from China’s coal-based PVC capacity (accounting for 78% of global incremental production) has limited cost pass-through, compressing margins.
Secondary effects include shipping imbalances caused by rerouting around the Cape of Good Hope, leading to empty container shortages for exports. If the situation persists beyond three months, market shares for Taiwan, South Korea, and Japan could shift permanently toward Chinese producers, underscoring the urgency of supply chain optimization.
Shipping and Logistics: Rerouting Costs and Bottlenecks Major Taiwanese carriers — Evergreen, Yang Ming, and Wan Hai — have canceled Suez Canal routes and diverted vessels via the Cape of Good Hope, extending Asia-Europe round trips by 10 to 14 days and reducing effective fleet capacity. War risk surcharges have been implemented: CMA CGM’s emergency conflict surcharge ranges from $2,000 to $4,000 per TEU, while Hapag-Lloyd’s war risk surcharge sits between $1,500 and $3,500 per TEU. Alternative ports such as Colombo and Salalah are experiencing congestion, disrupting just-in-time delivery models critical for electronics and automotive parts.
Steel and Construction: Cost Transmission Effects China Steel Corporation (CSC) announced price increases of NT$1,000 to NT$1,200 per ton for April and Q2 deliveries — the most significant adjustment in 17 months. Drivers include iron ore at $110 per ton, coking coal at $220–230 per ton, and elevated energy and freight costs. These rises quickly transmit to domestic construction and public infrastructure projects, raising concerns about budget overruns and potential contract extensions or price renegotiations under force majeure clauses.
Financial and Currency Dimensions The New Taiwan Dollar has faced depreciation pressure, partly due to safe-haven flows into the US dollar. Taiwan’s life insurance industry holds approximately NT$1.77 trillion in Middle East bond exposures (primarily in Qatar, Saudi Arabia, Israel, and the UAE), with over 99% rated as high-grade. While mark-to-market volatility has increased, systemic default risks remain contained for now. Major insurers have formed dedicated monitoring teams to track impacts on risk-based capital (RBC) ratios.
Social media sentiment oscillates between collapse narratives and opportunity views, with many investors interpreting early equity pullbacks as entry points provided AI demand trajectories stay intact.
Strategic Recommendations for Building Resilience To navigate this “new normal,” several pathways emerge:
- Redefine energy sovereignty through accelerated LNG storage expansion, diversified backup networks (including nuclear and renewables), and reduced single-chokepoint dependence.
- Localize and stockpile semiconductor materials via on-island helium/neon recovery technologies and broader sourcing from Australia and the United States.
- Digitally transform logistics with real-time monitoring, dynamic multimodal transport combinations, and alternative routing networks.
- Strengthen financial safeguards by incorporating geopolitical risk premiums more precisely into asset allocation models.
The conflict, while disruptive, serves as a powerful stress test that can accelerate Taiwan’s transition toward a more self-reliant and flexible industrial ecosystem. As the March 27 deadline approaches, ongoing developments in the Persian Gulf will continue to shape outcomes. Readers are reminded that this summary is for informational purposes only and does not constitute investment advice. Market conditions evolve rapidly; always consult official sources and professional advisors.
