In the first quarter, manufacturing investment increased by 31.7%, an increase of 4.6 percentage points year-on-year, and an increase of 5.3 percentage points from January-February. Among them, steel and ferroalloy ferrous metal smelting and rolling processing industry investment increased 13.5% (down 2.2% in the same period of last year); electrolytic aluminum, copper smelting, lead and zinc smelting and other non-ferrous metal smelting and rolling processing industry investment increased by 56.5%, year-on-year growth Increased by 40.4 percentage points; investment in non-metallic mineral products such as cement and flat glass increased by 43.8%, increased by 5.4 percentage points; investment in paper and paper products increased by 21%, increased by 9.3%; investment in chemical fiber manufacturing increased by 68.7%. 65.7 percent; investment in the plastics industry increased by 49 percent, an increase of 22.1 percentage points.
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