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Photo taken on Jan. 12, 2020 shows the ceremony of the commissioning of the Nanchang, China's first Type 055 guided-missile destroyer, in the port city of Qingdao, east China's Shandong Province. The commission of Nanchang marks the Navy's leap from the third generation to the fourth generation of destroyers, according to a statement from the Navy. (Photo by Li Tang/Xinhua)