CXMT is trading 3.25% up at CNY 55.55, with broader DRAM-sector strength providing context rather than a confirmed company-specific catalyst. - DRAM stocks were reported up 3.10% as server-memory pricing and supply-demand expectations supported the group. - AI data-center demand and tighter supply were cited as sector drivers, not confirmed CXMT-specific catalysts. - On September 29, a report said CXMT planned a USD 3.6 billion technology R&D project, but did not link it to the share move.