海洋经济概念爆发，深水海纳20%涨停，克莱特等大涨

Group 1 - The marine economy concept saw significant stock price increases, with notable gains in companies such as Klete rising over 20%, Deepwater Haina hitting a 20% limit up, and Zhongke Haixun increasing by over 13% [1] - The Central Financial Committee's sixth meeting emphasized the importance of high-quality development in the marine economy, focusing on innovation, efficient collaboration, industrial upgrades, harmonious human-sea relationships, and win-win cooperation [1] - Key strategies include enhancing top-level design, increasing policy support, encouraging social capital participation, and improving independent innovation capabilities in marine technology [1] Group 2 - Zheshang Securities highlighted the growing strategic importance of marine power, indicating that the development of deep-sea technology is crucial for building a marine power nation, with expectations for upcoming industry policies and funding support [2] - Tianfeng Securities outlined the deep-sea technology industry chain, which includes deep-sea materials, deep-sea equipment, and deep-sea digitalization, noting that deep-sea materials are foundational and involve high-performance steel and titanium alloys [2] - The demand for deep-sea equipment is rapidly increasing, with a focus on underwater detection, construction operations, oil and gas production, and mineral development, indicating an upward cycle in the shipbuilding and marine engineering equipment industry [2]