The corporation was established in 1980, which covers 15,000㎡ of land, the annual value of production of which is 50 million Yuan, the number of employee of which is 137, the number of scientific researchers of which is 48. The corporation mainly engages in the R&D of various kinds of LED safe andenergy-saving lighting lamps: stringing locomotive lamp, mine explosion-proof locomotive lamp, petrochemical explosion-preventing lamps and explosion-proof working lamps; various kinds of lamps used in complex environments such as tunnels, power plants, railways and petrochemical...