Trump Halts Chip Deal Over Security and China Concerns

- Pro21st - January 3, 2026
a central processing unit semiconductor chip is displayed among flags of china and us in this illustration picture taken february 17 2023 photo reuters
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National Security Concerns: Trump Blocks HieFo’s Acquisition of Emcore

In a significant move reflecting ongoing tensions between the U.S. and China, former President Donald Trump halted HieFo Corp’s attempt to purchase Emcore’s semiconductor operations for $3 million. The announcement, made on a Friday, highlighted national security concerns surrounding the deal, particularly regarding HieFo’s ownership structure.

HieFo, a photonics firm, was flagged by the Committee on Foreign Investment in the United States (CFIUS) due to its ties to China. According to Trump, the acquisition of Emcore’s aerospace and defense assets might pose risks to U.S. national security. While the order did not specify the exact nature of these risks, it cited that HieFo is controlled by a citizen of the People’s Republic of China. This situation underlines the complexities of foreign investments in sensitive industries, especially amid rising geopolitical tensions.

The Executive Order mandated HieFo to divest all interests in the Emcore assets, emphasizing a timeline of 180 days to complete this process. Neither HieFo nor Emcore commented on the ruling, leaving many questions unanswered about the potential fallout from this sudden decision.

For context, Emcore’s business operations include important technologies like semiconductor chips and indium-phosphide wafer fabrication, which are crucial for various high-tech applications. The deal, worth $2.92 million, was initially viewed as a strategic partnership, especially since HieFo was co-founded by former Emcore executives.

So, what does this mean for the semiconductor market? The trend of tightening regulations on foreign investments in the U.S. isn’t going away anytime soon. Investors and companies in tech, particularly those dealing with defense and aerospace, should stay informed about the evolving landscape of U.S. foreign investment policies.

It’s a tricky dance, balancing innovation with national security. If you’re interested in learning more about how these issues affect the tech industry or need guidance navigating similar challenges, consider connecting with Pro21st for insights and support tailored to your needs.

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