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from the perspective of technological development, hbm chips are an important part of the global high-end chip field and the "heart" of many high-tech devices. in recent years, the united states has a strong advantage in the field of semiconductor technology, and its control over the domestic and international markets has been increasing. in order to maintain its leading position in the chip field, the united states has adopted an export control policy, trying to restrict korean companies from exporting hbm chips to china and other countries.

the background of this us action can be traced back to the intensification of trade frictions between the united states and china, as well as the united states' strategic control over the global semiconductor industry. as technological competition becomes increasingly fierce, the united states regards the chip industry as its strategic weapon in the international arena, so control over the chip supply chain is crucial. as an important production base for the semiconductor industry, south korea is one of the main targets of the united states.

the south korean government is negotiating with the united states to try to mitigate the impact on south korean companies. however, the export control policy adopted by the united states is undoubtedly a huge challenge for south korean companies. this not only involves the commercial interests of chip production and sales, but more importantly, national security and international relations.

despite this, korean chip manufacturers are still facing tremendous pressure. on the one hand, they need to meet the us demand for hbm chips, and on the other hand, they must also ensure the stability of their own market and supply chain. in this contradictory environment, korean companies can only choose to remain flexible and adaptable in the face of policy changes to meet the challenges.

in the future, the international political landscape will continue to affect the development of the chip industry. only through win-win cooperation and technological innovation can the chip industry be promoted and more opportunities brought to the world economy.