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June 1, 2026

South Korea Trade and Currency Pressures

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South Korea's exports and manufacturing PMI reached multi-year highs in May 2026, driven by global AI demand. However, the KRW remains persistently weak due to geopolitical risks and structural portfolio outflows.

Key Takeaways

  • 1.South Korea's export growth exceeded expectations in May, surging 53.2% YoY, primarily fueled by massive demand for semiconductors and AI-related hardware.
  • 2.The manufacturing sector remains in a strong expansion phase with the PMI rising to 54.8, the highest level in over five years.
  • 3.The Korean won (KRW) remains weak despite a record trade surplus, driven by geopolitical risks and institutional portfolio rebalancing by the National Pension Service (NPS).

Table of Contents

  • Widening trade surplus signals firm growth in 2Q26
  • Export performance is proving strong not only in the chip sector but also in other sectors
  • Imports up firmly amid higher energy prices and capital goods imports
  • AI boom boost Korean exports to the US, ASEAN, and China
  • Manufacturing PMI remains in expansion for six consecutive months
  • Manufacturing PMI advanced, signalling positive outlook for growth
  • Despite widening trade surplus, KRW remained quite weak
  • Foreigners' net selling of KOSPI is a main reason for KRW weakness
  • KRW appreciation should be gradual

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