中钢协：9月下旬21个城市5大品种钢材社会库存902万吨 环比下降4.1%

Group 1 - The core point of the article is that the social inventory of five major steel varieties in 21 cities has decreased, indicating a shift from an increase to a decrease in inventory levels [1] Group 2 - As of late September 2025, the social inventory of steel reached 9.02 million tons, a decrease of 390,000 tons or 4.1% compared to the previous period [1] - Compared to the beginning of the year, the inventory has increased by 2.43 million tons, representing a rise of 36.9% [1] - Year-on-year, the inventory has increased by 1.54 million tons, which is an increase of 20.6% [1]