China's largest domestic memory maker ChangXin Memory Technologies (CXMT), is preparing for a major IPO in Shanghai, aiming to raise roughly $4.2 billion USD to expand production and fund next-generation DRAM development. On its face, it's a straightforward business story: a fast-growing chipmaker capitalizing on a strong market. Viewed through the lens of today's global RAM shortage, the move is more interesting and more complicated.
As reported by the South China Morning Post, news of the IPO hasn't come out of the blue; it isn't the first time we've heard about this, but this time the announcement is official, and CXMT's timing isn't accidental. The company nearly doubled its revenue year-over-year in 2025 and expects to swing back into profitability, largely thanks to a rebound in DRAM pricing. That rebound, in turn, is being driven by an unusually strong mix of demand from AI infrastructure, cloud providers, and device manufacturers, all competing for a finite supply of memory chips. In other words, CXMT is going public during one of the most memory-hungry periods the industry has ever seen.
CXMT isn't a household name outside China, but it's not a small player. By production volume, it's now the world's fourth-largest DRAM manufacturer, supplying memory for everything from smartphones and PCs to servers used by major Chinese tech firms. The company's IPO pitch is straightforward: expand wafer capacity, modernize fabrication lines, and invest in future DRAM technologies. In theory, that should be good news for the global memory market. More fabs, more output, more competition — all things that usually help stabilize prices.
To some extent, that's true; if CXMT can satisfy a larger share of China's domestic demand, that potentially reduces pressure on the rest of the market. Every server or laptop built with locally sourced memory is one less unit competing for supply from market leaders Samsung, SK Hynix, and Micron.
The complication is timing. Memory manufacturing doesn't scale quickly; new fabs take years to build and qualify, and even upgrades to existing lines take time to produce usable output. The money CXMT is raising now won't translate into meaningful global supply increases overnight. At the same time, demand isn't standing still. AI workloads continue to soak up enormous amounts of memory, and not just high-end HBM but also conventional DRAM for servers, storage systems, and supporting infrastructure. Large customers are increasingly locking in long-term supply contracts, which reduces the amount of memory that ever reaches the open market.
(Image credit: CXMT)
That means CXMT's expansion may help stabilize things in the medium term, but it's unlikely to provide immediate relief for PC builders or consumers wondering why DDR5 prices are still elevated. It's also worth noting what CXMT is not doing: the company isn't racing to flood the market with ultra-cheap consumer RAM. Like every other major memory manufacturer, it's prioritizing higher-margin products and long-term customers. That's just how the economics work now.
In fact, it's possible that CXMT's expansion could make things worse in the near term; after all, as companies like CXMT ramp up, they compete for the same fabrication equipment, materials, and engineering talent as Samsung, Micron, and SK hynix. That competition can actually tighten supply elsewhere, especially for legacy memory nodes that consumer hardware still relies on. The result is what we're already seeing: higher prices, longer lead times, and fewer options at the low end of the market.
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Another wrinkle is the question of how quickly CXMT can realistically advance its manufacturing technology. South Korean prosecutors have indicted multiple former Samsung employees over allegations that proprietary DRAM process technology was leaked to CXMT — claims Samsung has said are tied to CXMT's recent progress at advanced nodes like 10nm. The situation highlights how difficult and resource-intensive cutting-edge memory development really is. Whether through legitimate R&D or contested technology transfer, moving the needle on modern DRAM production is slow, expensive, and heavily constrained, which means even aggressive expansion plans don't guarantee rapid gains in usable supply.
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