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永安期货铁合金早报-20250918
Yong An Qi Huo· 2025-09-18 01:52
供应 需求 800 1300 1800 2300 01/01 02/01 03/01 04/01 05/01 06/01 07/01 08/01 09/01 10/01 11/01 12/01 硅铁:72%FeSi:出口价格:天津港 (美元/吨) 2021 2022 2023 2024 2025 800 1300 1800 2300 01/01 02/01 03/01 04/01 05/01 06/01 07/01 08/01 09/01 10/01 11/01 12/01 硅铁:75%FeSi:出口价格:天津港 (美元/吨) 2021 2022 2023 2024 2025 -2500 -1500 -500 500 1500 01/01 02/01 03/01 04/01 05/01 06/01 07/01 08/01 09/01 10/01 11/01 12/01 硅铁-硅锰主力合约价差(元/吨) 2021 2022 2023 2024 2025 2000 3000 4000 5000 6000 7000 8000 01/01 02/01 03/01 04/01 05/01 06/01 07/01 08/ ...
永安期货:铁合金早报-20250912
Yong An Qi Huo· 2025-09-12 01:25
Report Industry Investment Rating - No information provided in the report Core Viewpoints - No clear core viewpoints are presented in the given content Summary by Relevant Catalogs Price - On September 12, 2025, for silicon iron, the latest prices of Ningxia 72 and Inner Mongolia 72 were 5250 and 5310 respectively, with no daily change but weekly changes of 50 and 90 [2]. - For silicon manganese, the latest prices of Inner Mongolia 6517, Ningxia 6517, and Guangxi 6517 were 5680, 5600, and 5680 respectively, with daily changes of 0, 50, and 0, and weekly changes of 0, 100, and 0 [2]. Supply - There are data on the production and capacity utilization of 136 silicon iron production enterprises in China, including monthly production and weekly production with a 95% capacity - occupancy ratio [4]. - Data on the production of silicon manganese in China on a weekly basis are also provided [7]. Inventory - For silicon iron, there are data on the inventory of 60 sample enterprises in China, Ningxia, Inner Mongolia, and Shaanxi on a weekly basis [6]. - For silicon manganese, there are data on the inventory of 63 sample enterprises in China on a weekly basis, as well as data on warehouse receipts, effective forecasts, and the sum of them [8]. Cost and Profit - Information on the electricity prices of ferroalloys in Qinghai, Ningxia, Shaanxi, and Inner Mongolia is provided, which affects the production cost of ferroalloys [6]. - There are data on the production cost and profit of silicon iron in Ningxia and Inner Mongolia, and the profit of silicon manganese in Inner Mongolia, Guangxi, the northern and southern regions [6][8].
铁合金早报-20250827
Yong An Qi Huo· 2025-08-27 01:48
Report Industry Investment Rating - Not provided in the given content Core Viewpoints - Not provided in the given content Summary by Relevant Catalogs Price - For silicon ferroalloy on August 27, 2025, the latest price of Ningxia 72 silicon ferroalloy natural lump is 5350 yuan, with a daily increase of 50 yuan and a weekly decrease of 50 yuan; the factory - price converted to the futures market is 5650 yuan. The price of Inner Mongolia 72 is 5350 yuan, with a daily increase of 50 yuan and a weekly decrease of 50 yuan, and the factory - price converted to the futures market is 5700 yuan. The export price of Tianjin 72 silicon ferroalloy is 1055 US dollars, with a weekly increase of 30 US dollars [2]. - For silicon manganese on August 27, 2025, the factory - price of Inner Mongolia 6517 silicon manganese is 5750 yuan, with a weekly decrease of 50 yuan, and the factory - price converted to the futures market is 6050 yuan; the price of Ningxia 6517 is 5620 yuan, with a weekly decrease of 210 yuan, and the factory - price converted to the futures market is 6020 yuan [2]. Supply - The production data of 136 silicon ferroalloy production enterprises in China from 2021 - 2025 are presented, including monthly production, weekly production (with a capacity share of 95%), and capacity utilization rates in Inner Mongolia, Ningxia, and Shaanxi [4]. - The production data of silicon manganese in China from 2021 - 2025 are also provided, including weekly production and the procurement volume and price of Hebei Iron and Steel Group [6]. Demand - The demand data of silicon ferroalloy and silicon manganese in China from 2021 - 2025 are shown, such as the demand volume of silicon manganese (in ten thousand tons, according to the Steel Union's caliber), and the procurement volume of Hebei Iron and Steel Group for silicon ferroalloy and silicon manganese [4][6][7]. Inventory - The inventory data of 60 sample enterprises of silicon ferroalloy in China from 2021 - 2025 are provided, including weekly inventory in China, Ningxia, Inner Mongolia, and Shaanxi, as well as the number of warehouse receipts, effective forecasts, and the sum of warehouse receipts and effective forecasts [5]. - The inventory data of silicon manganese from 2021 - 2025 are presented, including the number of warehouse receipts, effective forecasts, the sum of warehouse receipts and effective inventory, and the inventory of 63 sample enterprises in China (in tons, weekly) [7]. Cost and Profit - The cost and profit data of silicon ferroalloy from 2021 - 2025 are shown, including electricity prices in different regions, the market price of semi - coke, the production cost in Ningxia and Inner Mongolia, and the profit converted to the main futures contract and the spot profit in Ningxia [5]. - The cost and profit data of silicon manganese from 2021 - 2025 are provided, including the profit in Inner Mongolia, Guangxi, the northern and southern regions (according to the Steel Union's caliber), and the profit of Guangxi silicon manganese converted to the main futures contract [7].
永安期货铁合金早报-20250825
Yong An Qi Huo· 2025-08-25 03:11
Report Summary 1. Report Industry Investment Rating No information provided in the given content. 2. Report's Core View No clear core view can be extracted from the provided data, which mainly consists of price, supply, demand, inventory, and cost - profit data of ferrous alloys. 3. Summary by Relevant Catalogs Price - For silicon - iron, on August 25, 2025, the latest price of Ningxia 72 silicon - iron natural block was 5300, with a daily change of - 30 and a weekly change of - 150; the export price of Tianjin 72 silicon - iron was 1055 (USD), with a daily change of 0 and a weekly change of 30 [2]. - For silicon - manganese, on the same day, the latest price of Inner Mongolia 6517 silicon - manganese at the production area was 5750, with a daily change of 0 and a weekly change of - 50; the trading price of Ningxia 6517 silicon - manganese was 5550, with a daily change of - 20 and a weekly change of - 250 [2]. Supply - The data shows the production and capacity utilization of 136 silicon - iron production enterprises in China from 2021 to 2025, including monthly production, weekly production, and monthly capacity utilization in Inner Mongolia, Ningxia, and Shaanxi [4]. - It also presents the production of silicon - manganese in China from 2021 to 2025, including weekly production and the procurement volume and price of Hebei Iron and Steel Group [6]. Demand - The demand - related data includes the estimated corrected monthly production of crude steel in China from 2021 to 2025, the monthly production of stainless - steel crude steel in China, and the demand for silicon - manganese in China (in ten thousand tons) [4][6][7]. Inventory - For silicon - iron, it shows the weekly inventory of 60 sample enterprises in China from 2021 to 2025, including the inventory in Ningxia, Inner Mongolia, and Shaanxi, as well as the daily warehouse receipt quantity, effective forecast, and the sum of warehouse receipts and effective forecasts [5]. - For silicon - manganese, it presents the daily warehouse receipt quantity, effective forecast, and the sum of warehouse receipts and effective inventory in China from 2021 to 2025, as well as the weekly inventory of 63 sample enterprises in China [7]. Cost and Profit - For silicon - iron, it shows the electricity prices in Inner Mongolia, Qinghai, Ningxia, and Shaanxi from 2021 to 2025, the market price of small - sized semi - coke in Shaanxi, and the production cost, disk - based profit, and spot profit of silicon - iron in Ningxia and Inner Mongolia [5]. - For silicon - manganese, it shows the profit of silicon - manganese in Inner Mongolia, Guangxi, the northern region, and the southern region from 2021 to 2025, as well as the disk - based profit of silicon - manganese in Ningxia and Guangxi [7].
永安期货铁合金早报-20250818
Yong An Qi Huo· 2025-08-18 03:03
1. Report Industry Investment Rating - There is no information about the industry investment rating in the provided content. 2. Core Viewpoints - There are no explicit core viewpoints presented in the given content. The report mainly offers a comprehensive set of data on the ferroalloy market, including prices, supply, demand, inventory, and cost - profit aspects. 3. Summary by Related Catalogs Price - **Silicon Iron**: On August 18, 2025, the latest price of Ningxia 72 silicon iron natural block was 5450 yuan, with a daily change of - 50 yuan and a weekly change of 50 yuan; the price of Inner Mongolia 72 was 5450 yuan, with no daily or weekly change; the price of Shaanxi 75 was 5800 yuan, with no change. The export price of Tianjin 72 was 1025 US dollars, and that of Tianjin 75 was 1075 US dollars, both with no change [2]. - **Silicon Manganese**: The latest price of Inner Mongolia 6517 silicon manganese was 5800 yuan, with no change; Ningxia 6517 was 5800 yuan, with a daily change of - 70 yuan; Guangxi 6517 was 5900 yuan, with a weekly change of 30 yuan [2]. Supply - **Silicon Iron**: The report shows historical data on the production of 136 silicon - iron enterprises in China (monthly and weekly), and the capacity utilization rate of these enterprises in Inner Mongolia, Ningxia, and Shaanxi (monthly) from 2021 - 2025 [4]. - **Silicon Manganese**: It provides historical data on the production of silicon manganese in China (weekly) from 2021 - 2025, as well as the procurement price and quantity of Hebei Iron and Steel Group (monthly) [6]. Demand - **Silicon Iron**: Related demand data includes the production forecast of Chinese crude steel (monthly), the production of Chinese stainless - steel crude steel (monthly), and the procurement volume of Hebei Iron and Steel Group (monthly) from 2021 - 2025 [4]. - **Silicon Manganese**: The report presents the demand volume of silicon manganese in China (in ten thousand tons, according to the Steel Union's data) from 2021 - 2025 [7]. Inventory - **Silicon Iron**: It contains historical data on the inventory of 60 sample enterprises in China (weekly), the inventory in Ningxia, Inner Mongolia, and Shaanxi (weekly), and the inventory in different regions (monthly) from 2021 - 2025 [5]. - **Silicon Manganese**: The report shows historical data on the total number of warehouse receipts, effective forecasts, and the sum of warehouse receipts and effective inventory (daily), as well as the inventory of 63 sample enterprises in China (weekly, in tons) from 2021 - 2025 [7]. Cost - Profit - **Silicon Iron**: Data includes electricity prices in different regions (daily), the market price of blue charcoal (daily), the production profit of blue charcoal (daily), and the production cost and profit of silicon iron in Inner Mongolia and Ningxia from 2021 - 2025 [5]. - **Silicon Manganese**: It provides the profit of silicon manganese in Inner Mongolia, Guangxi, the northern and southern regions (in yuan per ton, according to the Steel Union's data), and the profit of Guangxi and Ningxia silicon manganese converted to the main contract from 2021 - 2025 [7].
永安期货铁合金早报-20250812
Yong An Qi Huo· 2025-08-12 01:20
1. Report Industry Investment Rating - No relevant information provided 2. Core Viewpoints - No relevant information provided 3. Summary by Related Catalogs Price - For silicon ferroalloy on August 12, 2025, the latest prices of Ningxia 72 and Inner Mongolia 72 were 5500 and 5450 respectively, with daily changes of 100 and 0, and weekly changes of 100 and 50. The main contract price was 5830, with a daily change of 58 and a weekly change of 156 [2]. - For silicon manganese, the latest prices of Inner Mongolia 6517, Ningxia 6517, and Guangxi 6517 were 5800, 5850, and 5870 respectively. The main contract price was 6100, with a daily change of 54 and a weekly change of 128 [2]. Supply - The monthly production of 136 silicon ferroalloy enterprises in China from 2021 - 2025 is presented, showing fluctuations over the years [5]. - The weekly production of 136 silicon ferroalloy enterprises in China (with a capacity - share of 95%) from 2021 - 2025 is also shown, with different production levels in different periods [5]. - The monthly production of silicon manganese in China from 2021 - 2025 is provided, and the production volume varies year - by - year [7]. Demand - The estimated monthly production of crude steel in China from 2021 - 2025 is given, which reflects the demand for ferroalloys in the steel - making industry [5][8]. - The monthly demand for silicon manganese in China (according to the Steel Union's caliber) from 2021 - 2025 shows an upward - trending demand in general [5][8]. Inventory - The weekly inventory of 60 sample silicon ferroalloy enterprises in China from 2021 - 2025 is presented, with inventory levels changing over time [6]. - The daily total number of silicon ferroalloy warehouse receipts and effective forecasts on CZCE from 2021 - 2025 are shown, which can reflect the inventory situation in the market [6]. - The daily total number of silicon manganese warehouse receipts, effective forecasts, and the sum of warehouse receipts and effective inventory on CZCE from 2021 - 2025 are provided, indicating the inventory status of silicon manganese [8]. Cost and Profit - The electricity prices for ferroalloys in Qinghai, Ningxia, Shaanxi, and Inner Mongolia from 2021 - 2025 are presented, which are important cost factors for ferroalloy production [6]. - The production costs and profits of silicon ferroalloy in Ningxia and Inner Mongolia from 2021 - 2025 are shown, including costs per ton and profit from converting to the main contract [6]. - The profits of silicon manganese in Inner Mongolia, Guangxi, the northern region, and the southern region from 2021 - 2025 (according to the Steel Union's caliber) are provided, as well as the profit from converting Guangxi silicon manganese to the main contract [8].
铁合金早报-20250807
Yong An Qi Huo· 2025-08-07 02:47
Report Industry Investment Rating - No relevant content provided Core Viewpoints - No clear core viewpoints presented in the given content Summary by Related Catalogs Price - Silicon Ferrosilicon: The latest prices of 72 silicon ferrosilicon in different regions are as follows: 5500 in Ningxia, 5500 in Inner Mongolia, 5450 in Qinghai, 5450 in Shaanxi, 5600 in Jiangsu, 6050 in Tianjin; the price of 75 silicon ferrosilicon in Shaanxi is 5850, and in Tianjin is 1075. The closing price of the main contract is 5908, with a daily change of 192 and a weekly change of -100 [1][3] - Silicon Manganese: The latest prices of 6517 silicon manganese in different regions are: 5850 in Inner Mongolia, 5800 in Ningxia, 5900 in Guangxi, 5850 in Guizhou, 5850 in Yunnan; the closing price of the main contract is 6096, with a daily change of 78 and a weekly change of -20 [3] Supply - Silicon Ferrosilicon: The production capacity utilization rates of 136 silicon ferrosilicon production enterprises in Inner Mongolia, Ningxia, and Shaanxi show different trends from 2021 - 2025. The weekly production of 136 silicon ferrosilicon enterprises in China (with a capacity share of 95%) also varies over the years [4] - Silicon Manganese: The weekly production of silicon manganese in China from 2021 - 2025 shows different values, and the procurement volume and price of 6517 silicon manganese by HeSteel Group also change monthly [6] Demand - Silicon Ferrosilicon: The demand - related data include the production forecast of crude steel in China, the production of stainless - steel crude steel in China, the procurement volume of FeSi75 - B by HeSteel Group, etc., which all show different trends from 2021 - 2025 [4] - Silicon Manganese: The demand for silicon manganese in China (according to the Steel Union's caliber) shows an upward trend from 2021 - 2025, and the export volume also changes over the years [4][7] Inventory - Silicon Ferrosilicon: The inventory data of 60 sample enterprises in China, Ningxia, Inner Mongolia, and Shaanxi, as well as the CZCE's silicon ferrosilicon warehouse receipt quantity, effective forecast, and the sum of warehouse receipts and effective forecasts all show different trends from 2021 - 2025. The average available days of inventory in different regions also vary [5] - Silicon Manganese: The CZCE's silicon manganese warehouse receipt quantity, effective forecast, and the sum of warehouse receipts and effective inventory, as well as the inventory of 63 sample enterprises in China, all show different trends from 2021 - 2025. The average available days of inventory in China also change over the years [7] Cost and Profit - Silicon Ferrosilicon: The electricity prices in different regions (Inner Mongolia, Qinghai, Ningxia, Shaanxi), the market price of blue carbon in Shaanxi, and the production cost, profit from converting to the main contract, and spot profit in Ningxia and Inner Mongolia all show different trends from 2021 - 2025 [5] - Silicon Manganese: The profit of silicon manganese in Inner Mongolia, Guangxi, the northern and southern regions (according to the Steel Union's caliber), and the profit from converting to the main contract in Guangxi and Ningxia all show different trends from 2021 - 2025 [7]
铁合金早报-20250717
Yong An Qi Huo· 2025-07-17 01:05
Report Industry Investment Rating - Not provided in the given content Core Viewpoints - Not provided in the given content Summary by Relevant Catalogs Price - **Silicon Iron**: On July 17, 2025, the latest price of Ningxia 72 silicon iron natural block was 5200, with no daily change and a weekly increase of 150; the latest price of Inner Mongolia 72 was 5250, with no daily change and a weekly increase of 100; the latest price of Shaanxi 75 was 5650, with a daily increase of 50 and a weekly increase of 50. The export price of Tianjin 72 was 1005 US dollars, with no daily change and a weekly decrease of 5 [2]. - **Silicon Manganese**: On July 17, 2025, the latest price of Inner Mongolia 6517 silicon manganese was 5600, with no daily change and a weekly increase of 100; the latest price of Guangxi 6517 was 5650, with no daily change and a weekly increase of 80 [2]. Supply - **Silicon Iron**: The monthly output data of 136 silicon iron enterprises in China from 2021 - 2025 is presented, and the weekly output data of 136 silicon iron enterprises in China (with a production capacity accounting for 95%) is also shown. The monthly capacity utilization rate data of 136 silicon iron production enterprises in Inner Mongolia, Ningxia, and Shaanxi from 2021 - 2025 is provided [4]. - **Silicon Manganese**: The weekly output data of silicon manganese in China from 2021 - 2025 is presented, and the monthly procurement price and quantity data of Hebei Iron and Steel Group for silicon manganese 6517 from 2021 - 2025 are also shown [6]. Demand - **Silicon Iron**: The monthly production forecast data of crude steel in China from 2021 - 2025, the daily price data of metal magnesium in Fugu, the export price data of metal magnesium in Tianjin Port, the monthly production data of stainless - steel crude steel in China, and the monthly procurement volume and price data of Hebei Iron and Steel Group for FeSi75 - B silicon iron from 2021 - 2025 are presented [4]. - **Silicon Manganese**: The monthly demand data of silicon manganese in China (according to Steel Union's caliber) from 2021 - 2025, the monthly production forecast data of crude steel in China, and the monthly export volume data of silicon manganese in China from 2021 - 2025 are presented [4][7]. Inventory - **Silicon Iron**: The weekly inventory data of 60 sample enterprises of silicon iron in China, Ningxia, Inner Mongolia, and Shaanxi from 2021 - 2025, the daily total number of silicon iron warehouse receipts on CZCE, the daily effective forecast data of silicon iron, and the daily inventory average available days data of silicon iron in East China, South China, North China, and China from 2021 - 2025 are presented [5]. - **Silicon Manganese**: The daily total number of silicon manganese warehouse receipts on CZCE, the daily total effective forecast data of silicon manganese, the daily warehouse receipt + effective inventory data of silicon manganese, the daily single - side trading position data of silicon manganese on CZCE, the weekly inventory data of 63 sample enterprises of silicon manganese in China from 2021 - 2025, and the monthly inventory average available days data of silicon manganese in China from 2021 - 2025 are presented [7]. Cost and Profit - **Silicon Iron**: The daily electricity price data of ferroalloys in Qinghai, Ningxia, Shaanxi, and Inner Mongolia from 2021 - 2025, the daily market mainstream price data of small - sized semi - coke in Shaanxi, the weekly start - up rate data of semi - coke in China, the daily production profit data of semi - coke in China, the daily market price data of 98% silica in Northwest China, the daily market price data of 70% iron oxide scale in Shijiazhuang, the production cost data of silicon iron in Ningxia and Inner Mongolia from 2021 - 2025, and the profit data of silicon iron in Ningxia and Inner Mongolia converted to the main contract and spot from 2021 - 2025 are presented [5]. - **Silicon Manganese**: The profit data of silicon manganese in Inner Mongolia, Guangxi, North China, and South China (according to Steel Union's caliber) from 2021 - 2025, the profit data of silicon manganese in Guangxi and Ningxia converted to the main contract from 2021 - 2025 are presented [7].
永安期货铁合金早报-20250708
Yong An Qi Huo· 2025-07-08 02:32
Report Industry Investment Rating - Not provided in the given content Core Viewpoints - Not provided in the given content Summary by Related Catalogs Price - For silicon ferroalloy, the latest prices, daily and weekly changes of different grades in various regions (such as Ningxia 72, Inner Mongolia 72) are presented, along with the prices of different contracts (like the main contract, 01 contract) and related price differences (e.g., main month basis, 1 - 5 month spread) [1]. - For silicon manganese, the latest prices, daily and weekly changes of different grades in various regions (such as Inner Mongolia 6517, Ningxia 6517) are shown, as well as the prices of different contracts and related price differences [1]. Supply - The monthly and weekly production data of 136 silicon ferroalloy enterprises in China, and the monthly capacity utilization rates of these enterprises in Inner Mongolia, Ningxia, and Shaanxi are provided [4]. - The weekly production data of silicon manganese in China is presented [6]. Demand - The demand data of silicon manganese in China (in ten thousand tons, according to the Steel Union's caliber), and the monthly production forecast and statistical data of crude steel in China are provided [4][7]. - The procurement prices and quantities of silicon ferroalloy and silicon manganese by Hebei Iron and Steel Group are given [4][6]. Inventory - The weekly inventory data of 60 sample silicon ferroalloy enterprises in China, Ningxia, Inner Mongolia, and Shaanxi, as well as the daily data of CZCE silicon ferroalloy warehouse receipts, effective forecasts, and their sum are presented [5]. - The daily data of CZCE silicon manganese warehouse receipts, effective forecasts, and their sum, and the weekly inventory data of 63 sample silicon manganese enterprises in China are provided [7]. Cost - Profit - The electricity prices in regions such as Inner Mongolia, Qinghai, Ningxia, and Shaanxi, and the market prices of raw materials like blue carbon, silica dioxide, and oxidized iron scale are presented [5]. - The production costs, spot profits, and profits after converting to the main contract in Ningxia and Inner Mongolia for silicon ferroalloy are given [5]. - The profits of silicon manganese in Inner Mongolia, Guangxi, the northern region, and the southern region (according to the Steel Union's caliber), and the profits after converting to the main contract in Guangxi and Ningxia for silicon manganese are provided [7].
铁合金早报-20250701
Yong An Qi Huo· 2025-07-01 05:37
1. Report Industry Investment Rating - No relevant content provided 2. Core Viewpoint - No clear core viewpoint presented in the given reports 3. Summary by Related Catalogs Price - **Silicon Iron**: The latest prices of 72 silicon iron in different regions are as follows: 5130 in Ningxia, 5150 in Inner Mongolia and Qinghai, and 5100 in Shaanxi. The latest prices of 75 silicon iron are 5600 in Shaanxi. The prices of silicon iron in different regions and contracts show different daily and weekly changes [1][3]. - **Silicon Manganese**: The latest prices of 6517 silicon manganese in different regions are: 5550 in Inner Mongolia, 5510 in Ningxia, 5500 in Guangxi, 5450 in Guizhou and Yunnan. The prices also have different daily and weekly changes [1]. Supply - **Silicon Iron**: The production data of 136 silicon iron enterprises in China from 2021 - 2025 are presented, including monthly production, weekly production (with a capacity - share of 95%), and monthly capacity utilization in Inner Mongolia, Ningxia, and Shaanxi [4]. - **Silicon Manganese**: The weekly production data of silicon manganese in China from 2021 - 2025 are provided, along with the procurement price and quantity of 6517 silicon manganese by Hebei Iron and Steel Group on a monthly basis [6]. Demand - **Silicon Iron**: The demand - related data involve the estimated monthly production of crude steel in China, the production of stainless - steel crude steel in China, the procurement volume of FeSi75 - B by Hebei Iron and Steel Group, and the export quantity of silicon iron in China from 2021 - 2025 [4]. - **Silicon Manganese**: The demand - related data include the estimated demand for silicon manganese in China (Steel Union's caliber) and the export quantity of silicon manganese in China from 2021 - 2025 [4][7]. Inventory - **Silicon Iron**: The inventory data of 60 sample enterprises in China for silicon iron from 2021 - 2025 are shown, including weekly inventory in different regions (Ningxia, Inner Mongolia, Shaanxi), daily CZCE silicon iron warehouse receipts, effective forecasts, and the average available days of inventory in different regions (East China, South China, North China) [5]. - **Silicon Manganese**: The inventory - related data include daily CZCE silicon manganese warehouse receipts, effective forecasts, warehouse receipts + effective inventory, and the average available days of inventory in China, as well as the weekly inventory of 63 sample enterprises in China from 2021 - 2025 [7]. Cost and Profit - **Silicon Iron**: The cost - profit data involve the electricity prices in different regions (Inner Mongolia, Qinghai, Ningxia, Shaanxi), the market price of semi - coke small materials in Shaanxi, the production cost and profit of silicon iron in Ningxia and Inner Mongolia from 2021 - 2025 [5]. - **Silicon Manganese**: The profit data of silicon manganese in different regions (Inner Mongolia, Guangxi, North China, South China) from 2021 - 2025 are provided, along with the profit of Guangxi silicon manganese converted to the main contract and the profit of Ningxia silicon manganese converted to the disk [7].