ChangXin Memory Technologies (CXMT) controlled approximately 7.7% of the global DRAM market as of July 2026, making it the world’s fourth-largest producer. The company raised $8.6 billion in its IPO on Shanghai’s STAR Market, the largest in Asia that year, with a market capitalization briefly exceeding $484 billion. CXMT produces advanced DDR5, LPDDR5, and LPDDR5X DRAM chips used in smartphones, servers, and AI data centers. A bipartisan group of US lawmakers has called for a formal national security review, calling the company a « ticking time bomb » due to its state-backed ownership structure and potential military applications of its technology. A full ban on CXMT imports would likely benefit Micron, Samsung, and SK Hynix while raising memory prices industry-wide.
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