Group 1 - The market price of ordinary medium plates (20mm, Q235) in the black metal category was 3526.3 yuan/ton in late July 2025, reflecting a year-on-year decline of 0.8% and a month-on-month increase of 3.63% [1] - The highest price in the same period over the past five years was recorded in late July 2021, reaching 5688.1 yuan/ton [1]

Group 1 - The national market price of edible agricultural products decreased by 0.1% from the previous week (September 7 to 13) [1] - The market price of production materials increased by 0.4% compared to the previous week [1] Group 2 - Coal prices experienced slight increases, with prices for No. 2 smokeless lump coal, thermal coal, and coking coal at 897 yuan, 559 yuan, and 747 yuan per ton, respectively, reflecting increases of 0.3%, 0.2%, and 0.1% [1]