November 24, 2011   China vitamin A dealers slash prices amid subdued demand   An eFeedLink Exclusive                 Prices were sharply lower.     Prices of vitamin A in China Region  Country origin Price as of Nov 4 (RMB/kg) Price as of Nov 18 (RMB/kg) Price change (RMB/kg) Beijing Imported 160-165 144-149 -16 Local ...