The nearly 3,000-kilometer submarine optical fiber cable will run from Hong Kong to Sihanoukville in southern Cambodia and will be completed in July 2025, the Beijing-based company sources was quoted by Chinese media, noting that it will further deepen its partnership with Cambodia. The nearly 3,000-kilometer submarine optical fiber cable will run from Hong Kong to Sihanoukville in southern Cambodia and will be completed in July 2025, the Beijing-based company sources was quoted by Chinese media, noting that it will further deepen its partnership with Cambodia. Recently, the first new global carrier “Large Effective Area Fiber” (LEAF) (ITU-T standard code G. E) fibre cable land application engineering project whose application test was participated in by Yangtze optical fibre and Cable Joint Stock Limited Company (Stock Code: 6869. This project represents Cambodia's inaugural. (Yicai) Oct. The nearly 3,000-kilometer submarine optical fiber cable will run from Hong. Additionally, they kicked off the world's first demonstration project of a hollow-core fibre cable transmission system on an existing network, featuring a single-wavelength rate of 1. 2 Tbit/s and a one-way transmission rate exceeding 100 Tbit/s.