Report Summary 1. Report Industry Investment Rating No information provided on the report industry investment rating. 2. Report's Core View - Industrial silicon is experiencing inventory accumulation, and the futures market continues to decline. For polysilicon, the recommended strategy is to short at high prices [2]. - The trend strength for both industrial silicon and polysilicon is -1, indicating a bearish outlook [4]. 3. Summary by Relevant Catalogs **Fundamental Tracking** - **Futures Market Data**: - Industrial silicon (Si2507) has a closing price of 7,160 yuan/ton, with a decrease of 55 yuan compared to T - 1, 755 yuan compared to T - 5, and 1,620 yuan compared to T - 22. Its trading volume is 456,239 lots, down 83,444 lots from T - 1, and its open interest is 208,497 lots, down 15,649 lots from T - 1 [2]. - Polysilicon (PS2507) has a closing price of 35,600 yuan/ton, an increase of 320 yuan compared to T - 1, and a decrease of 490 yuan compared to T - 5. Its trading volume is 150,575 lots, an increase of 5,236 lots from T - 1, and its open interest is 77,400 lots, down 871 lots from T - 1 [2]. - **Basis and Spread**: - The spread between the near - month contract and the continuous first contract for industrial silicon is -20 yuan/ton, and the cost of the near - month long and continuous first short spread is 46.3 yuan/ton. For polysilicon, the spread is 1795.0 yuan/ton [2]. - The spot premium of industrial silicon (against different grades) shows various changes, while the spot premium of polysilicon (against N - type recycled material) is -895 yuan/ton [2]. - **Price and Profit**: - The price of industrial silicon in different regions (e.g., East China's oxygen - passing Si5530 at 8300 yuan/ton, Yunnan's Si4210 at 10000 yuan/ton) and polysilicon (N - type recycled material at 36500 yuan/ton) has different trends. - The profit of silicon plants (e.g., Xinjiang's new standard 553 at -4108 yuan/ton, Yunnan's new standard 553 at -7369 yuan/ton) and polysilicon enterprises (-4.9 yuan/kg) also shows different changes [2]. - **Inventory**: - Industrial silicon's social inventory (including warehouse receipt inventory) is 58.9 million tons, enterprise inventory is 23.8 million tons, and industry inventory (social + enterprise) is 82.7 million tons. The futures warehouse receipt inventory is 31.6 million tons, a decrease of 0.3 million tons compared to T - 1 [2]. - Polysilicon's manufacturer inventory is 27.0 million tons [2]. - **Raw Material Cost**: - The prices of raw materials for industrial silicon such as silicon ore, washed coal, petroleum coke, electrodes, etc., show different degrees of decline. For example, Xinjiang's silicon ore is 400 yuan/ton, and its price has decreased by 20 yuan compared to T - 5 [2]. - **Prices in the Polysilicon (Photovoltaic) Industry Chain**: - The prices of products in the polysilicon photovoltaic industry chain such as silicon wafers, battery cells, components, photovoltaic glass, and photovoltaic - grade EVA also show different degrees of decline. For example, the price of N - type 182mm silicon wafers is 0.94 yuan/piece, a decrease of 0.24 yuan compared to T - 22 [2]. - **Prices and Profits in Other Related Industries**: - In the organic silicon industry, the price of DMC is 11450 yuan/ton, and the profit of DMC enterprises is -135 yuan/ton. In the aluminum alloy industry, the price of ADC12 is 20200 yuan/ton, and the profit of recycled aluminum enterprises is -90 yuan/ton [2]. **Macro and Industry News** - The 1 660MW unit of Qiya Xinjiang Group's Changdong Power Generation 2×660MW ultra - supercritical unit has completed the blow - pipe work on May 4, 2025, and successfully carried out the first impulse on May 27, 2025, and is now capable of generating electricity. The 2 unit is under construction, and after the two units are put into operation, the annual power generation will be nearly 7.5 billion kWh [2][4]. **Trend Intensity** - The trend intensity of industrial silicon and polysilicon is -1, indicating a bearish view, with the value ranging from -2 (most bearish) to 2 (most bullish) [4].