Group 1 - The overall manufacturing industrial production index recorded a year-on-year increase of 0.7% in Q1 2025, following a 1.0% increase in Q4 2024 [1] - The producer price index (PPI) rose by 4.8% in Q1 2025 compared to the same quarter last year, after a 4.1% increase in Q4 2024 [1] - The industrial production index for wastewater treatment, waste management, and pollution prevention activities increased by 1.8% in Q1 2025, contrasting with a 0.7% decline in Q4 2024 [1] Group 2 - Key industries with production volume increases in Q1 2025 include paper products, printing, and recorded media copying (+2.9%), metals, computers, electronics, and optical products, machinery and equipment (+2.4%), and textiles and garments (+0.8%) [2] - The food, beverage, and tobacco products industry experienced a decline of 0.3% in production volume [2] Group 3 - The seasonally adjusted overall manufacturing industrial production index decreased by 0.5% in Q1 2025 compared to Q4 2024 [3] - The PPI for metals, computers, electronics, and optical products, machinery and equipment rose by 9.7% in Q1 2025 compared to the same quarter last year [3] - The textile products and garments industry saw a decline in PPI of 0.5% [3]