Features: 1) Advanced processing equipment of arc-tubes and lamps 2) Latest technology, as well as quality raw materials 3) High luminous efficacy, long rated average life 20000 hours. 4) Cost-effectiveness of power consumption 5) Golden-color light output, strong fog penetrating capacity (helpful to drivers\'\' eyestrain, beneficial of traffic safety) 6) Applications: roads, stations, airfields, wharfs, freight, transport stations, areas requesting strong fog penetrating capacity