Group 1 - The core viewpoint of the article highlights that the photovoltaic industry is experiencing a recovery in profitability driven by both policy support and demand growth, as evidenced by the over 1.9% increase in the photovoltaic 50 ETF (159864) on January 5 [1] - The photovoltaic equipment sector is benefiting from the gradual implementation of "anti-involution" policies and the trend towards second-level parity in solar energy storage, which is expected to lead to a return to reasonable profit levels [1] - Integrated photovoltaic companies are leveraging cost advantages to turn losses into profits, demonstrating significant performance elasticity [1] Group 2 - The electric equipment sector is seeing increased demand for upstream materials such as silicon carbide substrates and monocrystalline silicon for etching, driven by the growth in electric vehicles and AI servers, indicating a sustained positive outlook for the domestic supply chain [1] - Emerging applications like smart glasses are promoting the capacity layout of silicon carbide, with companies that possess technological reserves likely to benefit quickly [1] - The photovoltaic 50 ETF (159864) tracks the photovoltaic industry index (931151), which selects listed companies involved in the solar photovoltaic power generation industry chain, reflecting the overall performance and development trends of related listed companies [1]