The Trans-Caspian Fiber Optic Cable is a backbone fiber-optic cable between the Republic of Azerbaijan and the Central Asian Republics through the bottom of the Caspian Sea, being an Asian part of the mega Digital Silk Way project, and creating a digital telecommunications corridor. The Trans-Caspian Fiber Optic Cable is a backbone fiber-optic cable between the Republic of Azerbaijan and the Central Asian Republics through the bottom of the Caspian Sea, being an Asian part of the mega Digital Silk Way project, and creating a digital telecommunications corridor. AzerTelecom and Kazakhtelecom have officially begun the next phase of the Trans-Caspian Fiber Optic Cable Line construction, a key component of the Digital Silk Way project, which aims to create a digital corridor between Europe and Asia. A document approving the agreement on the construction of the submarine. Chairman of the Board of AzerTelecom Emil Masimov unveils how the Digital Silk Way will reshape Eurasian connectivity, creating the first direct digital bridge between Azerbaijan and Kazakhstan and powering future cloud and AI ecosystems. The arrangement was officially signed during a visit by Kazakhstan's Prime Minister Olzhas Bektenov to Baku, Azerbaijan, as reported by Primeminister. 6 million in a joint venture to lay a Trans-Caspian fiber-optic communication line (FOCL) along the bed of the Caspian Sea, according to a statement from Kazakh Minister of Digital Development, Innovation and Aerospace Industry Zhaslan Madiyev.