Group 1 - The core viewpoint of the article highlights the significant advancements in underwater combat capabilities, particularly focusing on the domestic unmanned underwater vehicle (UUV) market, which has surpassed 10 billion yuan [1] - The article emphasizes the importance of constructing large-scale underwater monitoring networks, such as seabed observation networks, and advanced towed sonar arrays, which are essential components in the new generation of underwater listening devices [1] - It notes that military UUVs and nuclear submarines are adopting more efficient and quieter advanced propulsion systems, identifying key domestic suppliers of these power systems [1]