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Chinese RAM company CXMT makes a $484 billion stock market debut

The Verge·July 27, 2026

ChangXin Memory Technologies, a Chinese memory firm, made a significant debut on the Shanghai stock exchange with its shares surging 466 percent. This massive increase boosted the company's valuation to $484 billion, making it the most valuable Chinese company listed on the exchange. CXMT aims to challenge dominant memory market players such as Samsung, Micron, and SK Hynix, as device makers seek alternatives to manage costs amidst high demand from AI giants. The company's successful debut comes as the memory industry faces strain from increasing demand and the need for affordable alternatives.

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