In this paper, we comprehensively review the progress in the development of HCFs including fiber design, fabrication and parameters (with comparisons to conventional single-mode fibers) and support technologies like splicing and testing. Prysmian has entered into a trailblazing long-term partnership agreement with Relativity Networks, the leading at-scale provider of next-generation fiber-optic technology, for volume production of the hollow-core optical fiber and cable in demand by operators of the data centers required for the AI. The global Hollow-Core Fibre Optic Cables market size is expected to reach $ 149 million by 2031, rising at a market growth of 7. 9% CAGR during the forecast period (2025-2031). In this report, we will assess the current U. tariff framework alongside international policy adaptations, analyzing. GMT EIGHT - Latest - Zhongtian Technology: Co-operating with Huawei to achieve the first domestic large-scale application of anti-resonance hollow-core optical fiber in the O-band connectivity within data centers. Several breakthroughs have been made in AI computing fiber optic cable products. Hollow-core optical fibers (HCFs) have unique properties like low latency, negligible optical nonlinearity, wide low-loss spectrum, up to 2100 nm, the ability to carry high power, and potentially lower loss then solid-core single-mode fibers (SMFs). But moving from prototypes to stable, repeatable production requires dedicated manufacturing systems. This design enables various advantages, including low latency, high power transmission, and broader bandwidth, making it promising for.