Our company specialize in producing porcelain lamp holder, halogen lamp holder, fuse, switch, lamps porcelain lamp holder 1) Material: porcelain,ceramic metal ,aluminium , iron . 2) CE and VDE listed 3) Various designs available 4) Customized designs accepted 5) Safe usage, Favorable price 6) Copper / iron screw shell selectablePacking: standard paper box porcelain lamp holder