解读：12月份CPI同比涨幅继续扩大，PPI同比降幅收窄

Group 1: CPI Analysis - The Consumer Price Index (CPI) increased by 0.2% month-on-month and 0.8% year-on-year, with the core CPI rising by 1.2% year-on-year, indicating a recovery in consumer demand as the New Year approaches [1][2][3] - The month-on-month increase in CPI was primarily driven by rising prices of industrial consumer goods, excluding energy, which rose by 0.6%, contributing approximately 0.16 percentage points to the CPI increase [2] - Food prices rose by 1.1% year-on-year, with significant increases in fresh vegetables (18.2%) and fresh fruits (4.4%), contributing approximately 0.17 percentage points to the year-on-year CPI increase [3] Group 2: PPI Analysis - The Producer Price Index (PPI) rose by 0.2% month-on-month, marking the third consecutive month of increase, with the growth rate expanding by 0.1 percentage points compared to the previous month [4] - The month-on-month PPI increase was supported by improved supply-demand dynamics, with notable price increases in coal mining (1.3%) and lithium-ion battery manufacturing (1.0%) [4] - Year-on-year, the PPI decreased by 1.9%, but the decline rate narrowed by 0.3 percentage points, reflecting positive price changes in certain industries due to ongoing macroeconomic policies [5]