September 17: The SM2601 contract opened at 5,942 yuan/mt and closed at 5,990 yuan/mt, up 0.47%. The highest price was 5,992 yuan/mt and the lowest was 5,908 yuan/mt. Trading volume was 169,284 lots, and open interest was 326,849 lots. Cost side, the manganese ore market held up well recently, providing slightly stronger cost support. Supply side, SiMn alloy futures fluctuated upward today, driving up offers from SiMn alloy mills and lifting transaction prices. Demand side, there was no significant news-driven stimulus for steel mill demand. The future spot price trend of SiMn alloy still requires monitoring of futures movements and supply and demand conditions.