【电新公用环保】反内卷、雅下水电电新板块投资策略——行业周报20250727（殷中枢/郝骞/陈无忌/宋黎超/和霖/邓怡亮）

Group 1 - The core viewpoint highlights the increasing attention on silicon material "stockpiling," with the market considering a price of 60,000 yuan/ton as reasonable based on supply-demand matching assumptions [3] - The convertible bond price of JA Solar has been adjusted down to a lower level of 11.66 yuan, enhancing its value and leading to a price increase, with expectations of more solar companies following suit [3] - The performance of stocks related to "anti-involution" themes will be determined by policy support for prices, the feasibility of "stockpiling" plans, and the downstream power station's acceptance of prices [3] Group 2 - The Yarlung Tsangpo River downstream hydropower project is set to officially commence on July 19, 2025, with a total investment of approximately 1.2 trillion yuan, indicating high short-term investment enthusiasm for turbine projects [4] - The GIL (Gas Insulated Transmission Line) segment is highlighted as a key area of focus, with its investment scale comparable to that of turbines, especially following the successful operation of the world's first 550 kV C4 environmentally friendly GIL [4] Group 3 - Wind power is expected to benefit from "anti-involution" policies, with significant performance elasticity anticipated in the wind turbine assembly sector, driven by larger units and cost reductions in components [4] - The 136 document is reshaping the logic of new energy installations, with expectations of a recovery in wind power development and power station sales due to favorable output curves [4] Group 4 - Solid-state batteries are viewed positively for future trends, with recent weak performance attributed to prior high gains; focus is on all-solid-state battery equipment and advancements in semi-solid batteries [4] - The short-term introduction of pricing policies for large-scale electrochemical storage in Gansu is expected to improve independent storage IRR, with other provinces likely to follow suit [5] - The current high demand for domestic storage bidding is driven by consumption pressure and improved business models, while overseas storage remains robust [5]