Copper Plate/Sheet, Copper Pipe/Tube manufacturer / supplier in China, offering Purple 4X40 Square Pattern Copper Grounding Bar for Lightning Protection Computer Rooms, Copper Bar Cabinet Equipotential Terminal Board, Machine Room Tin-Plated, ASTM C11000 C10200 99.9% Pure Copper Bar Perforated and Bent Copper Busbar with Heat Shrink Sleeves and so on.