BEIJING--January 27, 2009--Researched by Industrial Info Resources (Sugar Land, Texas)--In December 2008, China's producer price index (PPI) for manufactured goods dropped 1.1% year over year, which was 3.1 percentage points lower compared with November, the National Bureau of Statistics of China announced on January 22, 2009. The country's PPI has been sharply decreasing for the past four months, hitting a record low since September 2002.