China’s CXMT Stock Soars 470% in Start of Trading, Amid A.I. Race / ai, AI (Artificial Intelligence), AI & Machine Learning, AI & ML, AI & Society, AI 2025 trends / By hi@aiweekly.co.in The meteoric rise on its first day of trading catapulted CXMT, China’s leading memory chip maker, to being the most valuable company on the Shanghai stock exchange.