CXMT Shares Climb on G5 DRAM Mass Production Announcement

Shares of CXMT Corp. (688825.SS) rose 1.9% on Monday following the company's announcement that its fifth-generation (G5) DRAM technology platform has officially entered mass production. The development marks a significant advance in the Chinese chipmaker's manufacturing capabilities and competitive positioning.

Manufacturing Milestone

The company disclosed the news at the 2026 World Manufacturing Convention in Hefei on Sunday. The G5 platform represents a substantial technological leap for CXMT, featuring several key improvements over its predecessor:

• It achieves a memory-array half-pitch of 11.95 nanometers using quadruple patterning technology.
• It delivers at least 50% more die output per wafer, which is expected to significantly improve cost-effectiveness and power efficiency.

Alongside the platform launch, CXMT also introduced two new 24Gb LPDDR5X products that are now in mass production. These chips are specifically targeting China’s domestic market for flagship smartphones.

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Market Impact and Context

The announcement was well-received by investors, triggering a sympathy rally among other related semiconductor stocks in China's domestic market. The news reinforces CXMT's emergence as a credible competitor to established global DRAM manufacturers.

The company has been steadily gaining ground in the global memory market. According to the source, CXMT's global revenue share in the DRAM segment had already reached approximately 9.5% in the second quarter, highlighting its rapid expansion. The broader Chinese market also saw gains on Monday, with the CSI 300 blue-chip index adding 0.4%.