During this period, 2 blast furnaces underwent maintenance, while 7 blast furnaces resumed production. The maintenance of blast furnaces was mainly concentrated in Shandong and Hebei, while the resumption of production was primarily in Hebei, Jiangsu, and Shanxi. Currently, most steel mill blast furnaces resumed production as planned, and pig iron production showed an upward trend. For the next week, according to SMM tracking, 1 blast furnace is expected to undergo maintenance, and 1 blast furnace is expected to resume production. The maintenance is mainly concentrated in Liaoning, and the resumption of production is concentrated in Hubei. Currently, the pace of blast furnace maintenance and resumption of production has slowed down, and pig iron production from steel mill blast furnaces has peaked. Entering May, pig iron production may begin to weaken.