Group 1 - The article highlights the commencement of the first maritime training of 2026 by the navy, with multiple vessels setting sail to the Yellow Sea [1] - Various types of naval ships, including the 055 and 052D classes, participated in the training, showcasing their operational readiness [1] - The article emphasizes the impressive sight of four "10,000-ton destroyers" sailing together, indicating the strength and capability of the naval fleet [1]