基于12658支基金2025年二季报的前十大持仓的定量分析：25Q2基金持仓深度：电新重仓Q2总体下降，电动车、光伏、储能、工控、电网板块均下降，风电板块上升

Investment Rating - The report maintains an "Increase" rating for the electric equipment industry [1] Core Insights - The overall holdings in the electric new energy sector decreased, with declines in electric vehicles, photovoltaics, energy storage, industrial control, and electric grid sectors, while the wind power sector saw an increase [1][2][3] - The proportion of holdings in the electric new energy sector among all fund holdings decreased by 1.82 percentage points to 12.20% in Q2 2025 [14][19] - The report highlights a shift in investment focus, with new technologies in the electric vehicle sector gaining traction despite overall declines in traditional segments [1][19] Summary by Sections 1. Electric New Energy Overall Holdings Analysis - The proportion of electric new energy holdings in total fund holdings decreased to 12.20%, down 1.82 percentage points [14] - The electric vehicle sector's holdings decreased to 4.15%, down 1.05 percentage points [19] - The energy storage sector's holdings decreased to 5.60%, down 2.20 percentage points [5] 2. Electric New Energy Subsector Holdings Analysis - Electric vehicle sector: Overall holdings decreased, with upstream lithium mining and midstream components also declining [1][19] - Photovoltaic sector: Holdings decreased to 2.75%, down 0.58 percentage points, with declines in silicon materials, silicon wafers, and inverters [2][32] - Wind power sector: Holdings increased to 3.32%, up 0.48 percentage points, with increases in turbine and tower segments [2][3] - Nuclear power sector: Holdings increased to 0.78%, up 0.14 percentage points [3] 3. Industrial Control & Electric Equipment - The industrial control and electric equipment sector saw a decrease in holdings to 5.14%, down 0.54 percentage points [4] - The electric equipment sector's holdings decreased to 1.48%, down 0.46 percentage points [4] 4. Energy Storage Sector - The overall holdings in the energy storage sector decreased to 5.60%, down 2.20 percentage points, with a notable decline in storage batteries [5][19] - New energy storage technologies saw a slight increase, indicating a potential area for future investment [5]