We are the manufacturers and exporter in China, we have three different products manufactories in China, One factory is producing Resistance wire for heaters, and one factory is producing Clear or Milky Quartz Glass Tubes for heaters or other applications, and also do professional produce and supply various kind of UV germicidal lamps, and one factory is producing variety of Permanent magnets Such as Ferrite magnets, NdFeB magnets, SmCo magnets and AlNiCo magnets etc.