China Unicom Group, one of China's major telecommunications operators, has revealed plans for the construction of a nearly 3,000-kilometer-long submarine optical fiber cable, which will span from Hong Kong to Sihanoukville in southern Cambodia. China Unicom submarine cables | Interactive Map & Status Sponsored by: Global Internet Database This interactive submarine cable map shows global undersea and underwater fiber optic cables connecting continents and countries worldwide. International communication in the era of the digital economy. This hollow-core fiber cable is now serving a dedicated line for a bank branch in Jiangsu, where it has been integrated into the live. The New Cross Pacific Cable System is a 13000km new generation high capacity fibre-optic submarine cable system across the Pacific Ocean directly connecting the US and Asia with landings in China, Korea, Taiwan, Japan and the US. The NCP cable system consists seven fiber pairs, initially. December 23, 2024 – With the successful completion of the Asia Direct Cable (ADC) project, co-built by China Unicom, the company has achieved a groundbreaking milestone in global optical communication.