Tags ceiling price Greenback rates touch ceiling prices in most banks Wednesday, May 06, 2015 The greenback rates in most of the local commercial banks on May 6 touched the ceiling price of VND21,673 per dollar set by the central bank in January. VFA adjusts ceiling price of rice exports Monday, Apr 21, 2014 The Vietnam Food Association (VFA) has adjusted the ceiling price of the country''s rice exports from April 18.