We are a professional tungsten filament manufactuer in china. we have full experience to design and manufacture tungsten filament of bulbs for 46 years. our tungsten filament are used for all kinds of bulbs( incandescent bulbs, halogen bulbs,fluorescent bulbs, automobile bulbs and so on) we will design and manufacture tungsten filament as your request( all lamps silk size, electronic paramenter, life and so on) our wedsite :xxxxx
