Shanghai Hongyuan Lighting & Electric Equipment Co., Ltd was founded in June 1989 as a professional lighting company combining research and development, manufacture and sales functions together.we are now the pioneer to have adopted the microelectronic circuit into the electric light source and successfully invented the LVD electromagnetic induction lamps (electrodeless lamps). These lamps have many unique advantages such as: extra long life, more energy saving comparing to conventional lamps, high stability, high power factor, high luminous efficacy, excellent CRI, low harmonic content, instant startup at low temperatures, constant power output, wide range of temperature suitability and voltage suitability, etc.