多晶硅：需求回落：工业硅：弱势格局为主

Group 1: Report Industry Investment Rating - No information provided Group 2: Core Viewpoints of the Report - The industrial silicon market is mainly in a weak pattern, and the demand for polysilicon is declining [1][2] Group 3: Summary by Relevant Catalogs 1. Fundamental Tracking - Futures Market: Si2605's closing price was 8,625 yuan/ton, with a decrease of 45 yuan compared to T - 1; PS2605's closing price was 42,450 yuan/ton, down 250 yuan from T - 1. The trading volume and open interest of both contracts also showed certain changes [2] - Basis: The spot premium or discount of industrial silicon and polysilicon showed different trends compared to different benchmarks [2] - Prices: The prices of industrial silicon, polysilicon, and related products such as silicon powder, silicon wafers, and battery cells all had certain fluctuations [2] - Profits: The profits of silicon factories, polysilicon enterprises, DMC enterprises, and regenerative aluminum enterprises also changed to varying degrees [2] - Inventory: The industrial silicon's social inventory, enterprise inventory, and industry inventory decreased to some extent, while the polysilicon's factory inventory increased [2] - Raw Material Costs: The prices of raw materials such as silicon ore, washed coal, petroleum coke, and electrodes remained relatively stable, with only a few showing slight changes [2] 2. Macro and Industry News - The Shanghai Development and Reform Commission issued a notice on the application for the development and construction plan of on - shore wind power and photovoltaic power stations in 2026, specifying new application projects [3] 3. Trend Intensity - The trend intensity of industrial silicon and polysilicon is both 0, indicating a neutral view [4]