San Diego, California in the United States held "2011LEDs conference," U.S. Department of Energy (DOE) program manager JimBrodrick lighting as the first spokesman issued a report entitled "The United States state of the LED industry and market forecasts,"...

The current global electricity consumption for lighting per day to 4 million degrees, if all replaced by cheap LED lights , you only need 120 million kWh of electricity, will save 70% of electricity consumption. Energy is extremely important for China....