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The group was made up of an amphibious landing craft, the Changbaishan, and two destroyers, state news agency Xinhua said.

"During the ceremony held in the Zengmu Reef area, soldiers and officers aboard swore an oath of determination to safeguard the country's sovereignty and maritime interests," Xinhua said. Zengmu Reef is the Chinese term for James Shoal.

Xinhua said the fleet commander Jiang Weilie "urged soldiers and officers to always be prepared to fight, improve combat capabilities and lead the forces to help build the country into a maritime power".

Read more at Reuters

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