Is China Unicom broadband using fiber optic cable

Yes, China Unicom broadband primarily uses fiber optic cables, including FTTH and FTTR deployments, and has launched advanced 10G fiber networks.Fiber Optic DeploymentChina Unicom has widely deployed fiber optic broadband across China. Its standard broadband plans, such as 300M, 500M, and 1000M, are delivered via FTTH (Fiber to the Home) technology, often marketed as "Gigabit Optical Network" . This ensures high-speed, low-latency internet directly to residential and business users.Advanced Fiber TechnologiesChina Unicom is also implementing FTTR (Fiber to the Room), which extends fiber connectivity deeper into homes and multi-dwelling units, improving Wi-Fi performance and reducing interference . By 2023, over 6 million FTTR ONT units had been deployed, with XG-PON and GPON technologies powering these connections .Ultra-High-Speed NetworksChina Unicom has launched the world's first 10G fiber broadband network, delivering speeds up to 10 Gbps with ultra-low latency. This network uses 50G-PON and DWDM (Dense Wavelength Division Multiplexing) technologies to maximize fiber throughput and support massive bandwidth for applications like 8K streaming, cloud gaming, and telemedicine .Specialized Fiber ApplicationsThe company has also begun deploying hollow-core fiber optic cables for dedicated commercial lines, enhancing transmission performance while maintaining compatibility with existing networks . Additionally, China Unicom participates in large-scale subsea fiber-optic projects to expand international connectivity .SummaryChina Unicom's broadband infrastructure is fiber-based, ranging from standard FTTH services to advanced FTTR and 10G networks. This fiber optic foundation ensures high-speed, reliable, and scalable internet access for both residential and commercial users across China .