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China’s domestically developed deep-sea construction vessel, the “Tianyi Linghangzhe,” has officially been launched, overcoming the challenges of laying submarine cables in deep waters.
Release time:
2026/01/13
On January 6, 2026, China’s first domestically developed deep-sea cable-laying vessel, the “Tianyi Linghangzhe,” was launched in Lianyungang, Jiangsu Province. With a displacement of 18,000 tons, the vessel can carry up to 8,000 tons of submarine optical cables and is capable of highly precise operations in sea conditions up to Grade 5. Its core dynamic positioning and cable-laying systems have achieved 100% domestic production. The vessel can efficiently lay optical cables at depths of up to kilometers, breaking the foreign technology monopoly and contributing to the construction of global communication and energy interconnection networks.
On January 6, 2026, China’s first domestically developed deep-sea cable-laying vessel, the “Tianyi Linghangzhe,” was launched in Lianyungang, Jiangsu Province. The vessel has a displacement of 18,000 tons and can carry up to 8,000 tons of submarine optical cables. It is capable of highly precise operations in sea conditions up to Grade 5. Its core dynamic positioning and cable-laying systems have achieved 100% domestic production. The vessel can efficiently lay optical cables in deep-sea environments at depths of up to kilometers, breaking the foreign technology monopoly and contributing to the construction of global communication and energy interconnection networks.
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