(EnergyAsia, November 15) — Ethanol giant China National Cereals, Oils and Foodstuffs Corporation (COFCO) has announced it will invest more than 10 billion yuan over the next five years to expand capacity throughout the country. (US$1=7.8 yuan).   COFCO said it aims to build up three million tonne/year of ethanol capacity by 2012. It is…