Shenzhen General Technology use LED technology to reduce Energy, Maintenance and Accidents Osram’s versatile Oslon SSL series are applied in Xishan Duerping coal mine lighting in Shanxi Province, the so-called “home of coal” in China.  The 19,500 LEDs are installed in 975 lamps, replacing the traditional fluorescent lamps, to light up the 63.1 square km high wattage coal mine.  They enable energy savings of 61% (from 427050 kilo Watt hour down to 170820 kilo Watt hour annually), as well as reduce maintenance requirements and accident r...