Group 1 - The optical communication sector is experiencing a rise in stock prices, with companies like Yangtze Optical Fibre and Cable (06869) up by 5.7% to HKD 37.08, Huiju Technology (01729) up by 5.69% to HKD 16.71, Cambridge Technology (06166) up by 5.68% to HKD 86.5, and Hong Teng Precision (06088) up by 3.33% to HKD 5.28 [1] - Youxun Co., Ltd. has initiated its subscription with an issue price of RMB 51.66 per share and a subscription limit of 0.45 million shares, recognized as a "national-level manufacturing single champion enterprise" in the optical communication field, focusing on the R&D, design, and sales of optical communication front-end transceiver chips [1] - Changjiang Securities has released a report indicating a surge in global AI computing power demand, with cloud service providers showing strong financial results and rapidly accumulating cloud orders, leading to increased capital expenditures and significant investment [1] Group 2 - The report highlights that the demand for data center interconnects is continuously rising, with optical chip production capacity fully loaded and a shortage of high-speed optical modules, prompting accelerated expansion [1] - There is an expansion in the production of optical fibers, high-speed cables, and liquid cooling equipment to meet the growing demand driven by AI and computing power [1]