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DEEP RESEARCH · TRADE POLICY

How Korea's Crackdown on China Rerouting Could Pressure Supply Chains

A review of how tighter foreign-investment screening could affect China's investment strategy, export structure, and the U.S.-China conflict.

Published: 2025-02-27 · Macro/supply-chain analysis · Naver Blog

Investment decisions are your responsibility. This material is research, not a recommendation to buy or sell.

0. Bottom line first

If Korea narrows the route for Chinese rerouted exports, China will likely respond with more diversified overseas investment, more exports to emerging markets, and stronger domestic-demand policies. The cost and regulatory risk of rerouting, however, should rise.

Official fact: The source cites a Dong-A Ilbo article: exclusive report on Korea moving to revise laws against China rerouting exports. The article discusses rising Chinese rerouting investment into Korea and stronger foreign-investment review.

Article thumbnail about Korea restricting Chinese rerouted exports

1. Changes in Chinese overseas investment

Chinese companies have used third-country production bases to avoid U.S. tariffs and sanctions. The source says Chinese investment into Korea rose about fourfold in 2023 from 2022 to KRW 8.3 trillion, a record high, with batteries and solar manufacturing among the key areas.

Southeast Asia

Alternative production base

Vietnam and Malaysia may attract more investment, but local scrutiny is also rising.

Europe

Local production

Some countries, including Hungary and Poland, have welcomed Chinese EV and battery plants.

North America

Mexico route

USMCA access is attractive, but U.S., Mexican, and Canadian scrutiny remains a constraint.

2. China's export structure

As U.S.-China tensions reduce Chinese exports to the U.S., exports to emerging markets such as ASEAN have grown. The source says China's exports to ASEAN rose 12% year over year in 2023, making ASEAN China's largest export market ahead of the U.S. and EU.

Russia and non-sanctioning countries have also become alternative markets. The source states that China-Russia trade reached USD 240.1 billion in 2023, a record, while Chinese exports to Russia jumped 46.9% in one year.

RouteChinese responseLimit
ASEANMore components, assembly, and re-export flowsLocal deficits and pushback against Chinese imports
Russia, Middle East, LatAm, AfricaUse sanction gaps and Belt and Road tiesCannot quickly replace developed-market demand
Domestic marketDual circulation, consumption, technology self-relianceMay not fully absorb export-sector shocks

3. Extension of the U.S.-China trade war

Korea's move can be interpreted as aligned with broader U.S. pressure on China. The source frames U.S. tariffs, export controls, investment restrictions, and allied cooperation as part of a wider supply-chain contest.

Transmission pathFrom bilateral tariff conflict to multilateral supply-chain restructuring
U.S.Tariffs·IRA·CHIPS
AlliesInvestment review·origin control
ChinaAlternative markets·domestic demand·BRICS
CompaniesHigher costs·localization pressure
The political cost of supply chains rises structurally

4. Possible Chinese government response

  • Diplomatic objections and calls for fair, non-discriminatory investment treatment.
  • Potential non-tariff pressure such as customs, quarantine, or consumer sentiment measures.
  • Use of RCEP, ASEAN-China FTA channels, and Belt and Road trade agreements.
  • More domestic stimulus, subsidies, and localization to reduce export dependence.

5. Impact on Chinese industry and macro conditions

The source highlights risks to sectors active in Korea-related investment, including semiconductors, batteries, and solar. It also notes that China's 2023 exports fell 4.6% year over year, the first annual decline in seven years.

Overcapacity could worsen in steel, solar, batteries, and semiconductor equipment. On employment, the source cites China's 16-24 youth unemployment rate reaching 21.3% in June 2023.

Interpretation: This is both a short-term shock and a long-term structural pressure. China's large domestic market and manufacturing ecosystem may absorb part of the impact, but the economics of rerouted exports are likely to deteriorate.