Trump Cancels Sale of US Chips Business to Chinese Firm Over Security Concerns
President Donald Trump at his Mar-a-Lago estate in Palm Beach, Fla., on Dec. 22, 2025. Tasos Katopodis/Getty Images WASHINGTON—President Donald Trump issued an order Friday canceling HieFo Corporation’s acquisition of chips and wafer fabrication assets from Emcore Corp. in 2024, citing national security concerns. The order prohibits Delaware-based HieFo, controlled by a Chinese citizen, from