Group 1 - The article highlights the launch of the world's first 150,000-ton smart fishery large-scale farming vessel, named "Guoxin 1," which signifies advancements in deep-sea aquaculture [2][4] - The "Guoxin 1" series aims to achieve a total annual production capacity exceeding 1 billion [4] - The article emphasizes the strength of Qingdao's marine capabilities, showcasing its position as a significant player in the marine industry with 25 academicians involved in marine research, accounting for approximately 30% of the national total [8] Group 2 - Qingdao is recognized for its high-end marine research platforms, which constitute 40% of the national total, and it leads in international marine technology [8] - The article mentions the importance of marine development and protection as highlighted in the 20th National Congress of the Communist Party of China, positioning Qingdao as a microcosm of China's efforts to build a strong marine nation [14]