Optical Fiber

Optical fiber drawing is a continuous precision process that melts a preform at high temperature, draws it into micron-scale bare fiber, and applies protective coating. Before delivery, four categories of tests (geometric, optical, mechanical, environmental) are conducted to comply with ITU‑T/IEC standards

As the core universal transmission medium for global communication networks, G.652.D single-mode fiber has hit a pivotal industry inflection point recently, marking a historic reversal in its market supply-demand dynamics. Sustained price surges and tight spot supply have become the dominant industr

As of early March 2026, the G657A2 optical fiber market is experiencing a historic period of tight supply-demand balance and a price surge cycle: Global demand is exploding, driven by the triple engines of AI computing power, FTTH deepening, and military drones, while the supply side is constrained

Changrong Tech will attend CIOE 2023