光伏50ETF（159864）收涨超2.1%，行业关注太空光伏与海外需求双主线

Group 1 - The core viewpoint emphasizes the importance of the "space photovoltaic" theme in the photovoltaic equipment industry, highlighting its connection to US-China strategic competition and low-orbit resource contention, with fundamental catalysts expected to accelerate faster than emerging industries like nuclear fusion [1] - The European offshore wind demand is showing continuous improvement, with Poland's 3.4GW offshore wind tender being realized, and it is anticipated that the annual grid-connected scale of offshore wind in Europe will exceed 14GW by 2031-2032, leading to an acceleration in the release of future orders for piles, submarine cables, and wind turbines [1] - The price of lithium carbonate is surging, with spot prices breaking through 100,000 yuan/ton, and market inventory falling below 110,000 tons, indicating that prices are expected to remain strong in the short term [1] Group 2 - The photovoltaic 50 ETF (159864) tracks the photovoltaic industry index (931151), which selects listed companies involved in the entire solar photovoltaic power generation industry chain from the Shanghai and Shenzhen markets, including upstream raw material supply, midstream battery component manufacturing, and downstream power station construction and operation [1] - The index focuses on companies that are technologically advanced and competitive in the market, aiming to comprehensively reflect the overall development status and future trends of China's photovoltaic industry [1]