解读：2025年9月份核心CPI同比涨幅持续扩大 PPI同比降幅继续收窄

Group 1 - The consumer market in September showed overall stability, with the Consumer Price Index (CPI) rising by 0.1% month-on-month and decreasing by 0.3% year-on-year, while the core CPI excluding food and energy prices increased by 1.0%, marking the fifth consecutive month of growth [1][2][3] - Food prices rose by 0.7% month-on-month, with seasonal increases in fresh vegetables, eggs, fresh fruits, lamb, and beef prices ranging from 0.9% to 6.1%, while pork and aquatic product prices fell by 0.7% and 1.8% respectively [2][3] - The year-on-year CPI decline of 0.3% was primarily due to the tail effect, with food prices dropping by 4.4%, significantly impacting the CPI [3][5] Group 2 - The Producer Price Index (PPI) remained flat month-on-month, with a year-on-year decline of 2.3%, but the rate of decline narrowed by 0.6 percentage points compared to the previous month [4][5] - Improvements in supply-demand structure led to price stabilization in certain industries, such as coal processing and black metal smelting, which saw price increases of 3.8% and 0.2% respectively [4][5] - The implementation of macroeconomic policies and the deepening of the national unified market construction contributed to a reduction in the year-on-year price decline in various sectors, with notable improvements in coal processing and black metal industries [5]