Report Industry Investment Rating No information provided in the content. Core Viewpoints - Industrial silicon prices are expected to fluctuate weakly, with support at 8,000 yuan/ton, while keeping an eye on potential industry policies [15]. - Polysilicon prices are expected to fluctuate widely, with support levels at 47,000 and 44,000 yuan/ton, and attention should be paid to the impact of warehouse receipts on prices and the progress of capacity integration [17]. Summary by Directory 01. Weekly Assessment and Strategy Recommendation - Weekly Highlights - Polysilicon weekly production (Baichuan Yingfu) was 29,200 tons, continuing to rise but still lower than the same period in 2024; DMC production was 51,400 tons, a week-on-week increase of 200 tons [13]. - The spot price of 553 (non-oxygenated) industrial silicon in East China was 9,200 yuan/ton, up 100 yuan/ton week-on-week; 421 was 9,750 yuan/ton, with a converted futures price of 8,950 yuan/ton, up 50 yuan/ton week-on-week. The futures main contract (SI2511) closed at 8,805 yuan/ton, up 95 yuan/ton [14]. - The average production cost of industrial silicon in Xinjiang was 8,345.83 yuan/ton, Yunnan 9,393.75 yuan/ton, Sichuan 9,100 yuan/ton, and Inner Mongolia 9,040 yuan/ton [14]. - Industrial silicon weekly production (Baichuan) was 84,700 tons, a week-on-week increase of 1,300 tons; from January to June, the cumulative output of aluminum alloy was 9.097 million tons, a year-on-year increase of 1.089 million tons or 13.6%; the cumulative net export of industrial silicon was 335,500 tons, a year-on-year decrease of 15,800 tons or 4.49% [14]. - Industrial silicon inventory (Baichuan Yingfu) was 692,800 tons, a week-on-week increase of 1,200 tons, remaining at a high level [14]. - Fundamental Assessment - For industrial silicon, 553 and 421 are at a premium to the futures, costs are basically stable, supply continues to increase this week, demand improves marginally, and inventory remains high [15]. - For polysilicon, the futures are at a premium, supply increases week-on-week, profit is positive, demand improves slightly, and inventory remains high [17]. 02. Spot and Futures Market - Industrial Silicon - As of August 15, 2025, the spot price of 553 (non-oxygenated) industrial silicon in East China was 9,200 yuan/ton, up 100 yuan/ton week-on-week; 421 was 9,750 yuan/ton, with a converted futures price of 8,950 yuan/ton, up 50 yuan/ton week-on-week. The futures main contract (SI2511) closed at 8,805 yuan/ton, up 95 yuan/ton [22]. - Polysilicon - As of August 15, 2025, the average price of N-type polysilicon reclaimed material (SMM) was 47 yuan/kg, unchanged week-on-week; N-type dense material was 46 yuan/kg, unchanged week-on-week. The futures main contract (PS2511) closed at 52,740 yuan/ton, up 1,950 yuan/ton [25]. 03. Industrial Silicon - Total Production - As of August 15, 2025, industrial silicon weekly production (Baichuan) was 84,700 tons, a week-on-week increase of 1,300 tons; in July 2025, production was 321,200 tons, a month-on-month decrease of 9,800 tons; from January to July, the cumulative year-on-year decrease was 464,500 tons or 17.56% [30]. - Production in Main Producing Areas - No specific production data for each main producing area was summarized in the text, but there are relevant production trend charts [32][34]. - Production Cost - As of August 15, 2025, electricity prices in main producing areas were flat week-on-week, and silica prices were stable week-on-week [43]. - The average production cost of industrial silicon in Xinjiang was 8,345.83 yuan/ton, Yunnan 9,393.75 yuan/ton, Sichuan 9,100 yuan/ton, and Inner Mongolia 9,040 yuan/ton [46]. - Visible Inventory - As of August 15, 2025, industrial silicon inventory (Baichuan Yingfu) was 692,800 tons, a week-on-week increase of 1,200 tons, remaining at a high level. Factory inventory was 267,300 tons, a week-on-week decrease of 1,100 tons; market inventory was 172,500 tons, a week-on-week increase of 1,000 tons; registered warehouse receipt inventory was 253,000 tons, a week-on-week increase of 1,300 tons [49]. 04. Polysilicon - Production - As of August 15, 2025, polysilicon weekly production (Baichuan Yingfu) was 29,200 tons, continuing to rise but still lower than the same period in 2024; in July (SMM), production was 106,300 tons, a month-on-month increase of 5,300 tons; from January to July, cumulative production was 679,400 tons, a year-on-year decrease of 41.03% [54]. - Operating Rate and Scheduled Production - In July (Baichuan Yingfu), the polysilicon operating rate was 39.23%, a month-on-month increase of 3.91 percentage points. SMM expects August production to be 130,500 tons, with the operating rate continuing to rise [57]. - Inventory - As of August 15, 2025, polysilicon factory inventory (Baichuan Yingfu) was 267,900 tons; inventory (SMM) was 242,000 tons, remaining at a high level compared to the same period [60]. - Cost and Profit - As of August 15, 2025, polysilicon production cost (Baichuan Yingfu) was 41,453.24 yuan/ton, a slight week-on-week increase; gross profit was 3,784.86 yuan/ton [63]. - Downstream Products - Silicon Wafer: As of August 15, 2025, weekly production (SMM) was 12.1 GW, a slight week-on-week increase; in July, production was 52.75 GW, a month-on-month decrease of 6.09 GW; from January to July, cumulative production was 373.08 GW, a year-on-year decrease of 10.31%. Inventory was 19.8 GW, a slight week-on-week increase; August production is predicted to be 53.29 GW, a slight month-on-month increase [66][69]. - Battery Cell: In July (SMM), production was 58.19 GW, a month-on-month increase of 0.12 GW; the operating rate was 62.4%, a month-on-month increase of 3.32 percentage points. From January to July, cumulative production was 388.6 GW, a year-on-year increase of 1.06%. Inventory was 4.98 GW, a slight week-on-week increase; August production is expected to be 59.15 GW, a slight month-on-month increase [74][77]. - Component: In July (SMM), production was 47.1 GW, a month-on-month increase of 0.8 GW; the operating rate was 45.92%, a month-on-month increase of 0.72 percentage points. From January to July, cumulative production was 330.4 GW, a year-on-year increase of 1.47%. Inventory was 34.5 GW, continuing to rise week-on-week; August production is expected to be 46.82 GW, a decrease from July [82][85]. 05. Silicone - Production - As of August 15, 2025, DMC production (Baichuan Yingfu) was 51,400 tons, a week-on-week increase of 200 tons; in July, production was 206,600 tons, a month-on-month increase of 6,300 tons; from January to July, cumulative production was 1.4334 million tons, a year-on-year increase of 18.17% [92]. - Price and Profit - As of August 15, 2025, the average price of silicone (SMM) was 11,400 yuan/ton, a week-on-week decrease of 750 yuan/ton; DMC gross profit (Baichuan Yingfu) was -1,659.38 yuan/ton, a week-on-week decline [95]. - Inventory - As of August 15, 2025, DMC inventory (Baichuan Yingfu) was 48,500 tons, a week-on-week increase of 1,400 tons [98]. 06. Silicon Aluminum Alloy and Exports - Aluminum Alloy - As of August 15, 2025, the price of primary aluminum alloy A356 was 21,130 yuan/ton, a week-on-week increase of 70 yuan/ton; the price of recycled aluminum alloy ADC12 was 20,410 yuan/ton, a week-on-week increase of 120 yuan/ton; from January to June, the cumulative output was 9.097 million tons, a year-on-year increase of 1.089 million tons or 13.6% [103]. - The operating rate of primary aluminum alloy was 56.6%, and that of recycled aluminum alloy was 53% [106]. - Exports - From January to June, the cumulative net export of industrial silicon was 335,500 tons, a year-on-year decrease of 15,800 tons or 4.49% [109].
工业硅&多晶硅周报：工业硅震荡，多晶硅仓单增长-20250816
Wu Kuang Qi Huo·2025-08-16 14:37