Zhi Tong Cai Jing·2025-09-12 03:47Group 1 - The stock of Yangtze Optical Fibre and Cable (601869) fell over 4% after a nearly 12% increase the previous day, currently trading at 51.25 HKD with a transaction volume of 887 million HKD [1] - Morgan Stanley's latest report indicates that the positive fundamentals of the optical module industry are widely recognized and reflected in stock prices, advising investors to take profits during high market sentiment [1] - Despite the optimistic growth outlook for AI infrastructure demand, the current level of market enthusiasm is deemed unsustainable [1] Group 2 - Yangtze Optical Fibre's high-end optical fiber business shows potential, but a reversal in performance still needs validation [1] - The company's H-shares have surged 320% year-to-date [1] - In the first half of this year, Yangtze Optical Fibre achieved a revenue of 6.385 billion RMB, a year-on-year increase of 19.4%, while net profit was 296 million RMB, down 21.7% [1]