We produce various porcelain lampholder, bakelite lampholder, socket, insulator, Knife switch, fuse unit, connector etc.With good quality and low price.We have CE, RoHS certifications etc.For more ...是什么意思_We produce various porcelain lampholder, bakelite lampholder, socket, insulator, Knife switch, fuse unit, connector etc.With good quality and low price.We have CE, RoHS certifications etc.For more ...在线翻译_英语_读音_用法_例句