In December 2020, Producer Price Index (PPI) for manufactured goods dropped by 0.4% year-on-year and rose by 1.1% month-on-month. The purchasing price index for manufactured goods unchanged year-on-year and increased by 1.5% month-on-month. In 2020, the producer price index for manufactured goods decreased by 1.8%, while the purchasing price index for manufactured goods fell by 2.3% over last year.
(Source: National Bureau of Statistics)
Fig. 1. Producer Price Index
Fig. 2. Purchaser Price Index