On October 21, Contemporary Amperex Technology Co. Limited (CATL) witnessed a sharp decline in its stock price, plummeting by over 10%. A-shares of CATL once tumbled 11% to RMB 230.57, marking a new low since May 2025 and representing a drop of more than 50% from the year's peak. Meanwhile, its H-shares also fell over 10% to HKD 368, hitting a new low since July 2025 and declining by more than 53% from the year's high. In terms of news, CATL's third-quarter financial report, released on the evening of October 20, revealed that its revenue for the quarter reached RMB 165.221 billion, a year-on-year increase of 58.58%. However, the net profit attributable to the parent company was RMB 21.246 billion, up 14.54% year-on-year but down 5.77% compared to the previous quarter. Additionally, China Mobile saw its shares decline by over 5%, while Seres fell by more than 4%. The power battery, automobile, and telecommunications sectors were among the hardest hit, experiencing significant declines.