供需+政策持续催化，钢铁板块利好不断，钢铁ETF（515210）收涨超2.4%

Group 1 - The steel sector is experiencing positive momentum driven by supply-demand dynamics and policy support, with the steel ETF (515210) rising over 2.4% on February 27 [1] - From the industry perspective, after more than four years of a downturn, this year's winter storage accumulation is the weakest in recent years, leading to a low inventory that alleviates post-holiday destocking pressure, establishing a weak balance in supply and demand [1] - The central economic work conference has emphasized the need to address "involution" in competition, which is expected to accelerate the exit of outdated production capacity [1] Group 2 - On the cost side, the commissioning of iron ore projects like Ximangdu is expected to lead to a significant increase in new production capacity for iron and coke by 2026, while port iron ore inventories have reached a historical high of 169 million tons, allowing for cost advantages that could enhance profitability for finished steel [1] - Demand is projected to shift significantly by 2025, with manufacturing steel usage surpassing that of the construction industry for the first time, driven by emerging industries such as automotive, shipbuilding, and new energy [1] - The steel sector's potential for price appreciation is supported by a combination of policy initiatives on the supply side, cost reductions, low inventory levels, and an optimized demand structure [1]