智通财经网·2025-08-28 06:11Group 1 - Changfei Fiber Optics (06869) saw its stock price increase by over 21% in the afternoon, doubling in value within the month, with a current price of 53.1 HKD and a trading volume of 2.579 billion HKD [1] - Nvidia recently launched the new Spectrum-XGS Ethernet technology, which integrates geographically dispersed data centers into a unified AI super factory to address the physical limits of power and space in single data centers [1] - The core of the Scale-Across technology is to solve the long-distance, high-performance interconnection issues between distributed data centers, making hollow-core fiber an important next-generation optical communication medium [1] Group 2 - According to Zhongtai Securities, hollow-core fiber, which uses air as the transmission medium, features lower latency and lower loss, positioning it as a key product for future AI data center interconnections [1] - The first commercial use of hollow-core fiber by China Mobile is expected in July 2025, with Changfei Fiber being the sole bidder at an actual bid price of approximately 36,000 RMB per core kilometer [1] - China Telecom plans two rounds of bidding for hollow-core fiber in 2025, with prices estimated between 37,000 to 50,000 RMB per core kilometer, and prices are expected to decline to a reasonable range as market demand increases and production capacity expands [1]