Summary
Chinese chipmaker CXMT's shares surged over 500% in its Shanghai debut, making it China's most valuable company, but experts are divided on whether this signifies a long-term shift in global AI supply chains or a temporary boost due to AI-driven memory shortages. US lawmakers have urged Apple to avoid sourcing chips from CXMT and YMTC, citing national security concerns, while Apple CEO Tim Cook acknowledged significant constraints and exponential increases in memory prices.