We require the DDR rams 256MB and 512MB of 400 MHz. We reqire the competitive and low rates. We are palnning to import on large scale. We need 400 pieces256 and 100 pieces 512. This order twice a month.Further we have a target to sell 5000 pc. per month, in India. We need 1 year warranty, DYNET chipset. We only need 8 chips or 4 chips for 256MB and 8 or 16 chip for 512 MB. Please reply us to our email with the price you offer... hemank kothari