LED phosphors, phosphor-specific high-power white light
es 6 inches 8 inches has, colors: white, green, black, solid crystal ring crystal ring expansion, LED materials boxes: red, blue; 4, the sale of COB / LED materials: gold, porcelain Tsui, aluminum steel Tsui, thorn crystal pen, 3M turned crystal model, on the East blue film, silver, phosphor, solid crystal machine and other special nozzle 5, professional maintenance of the old hand-state machine, an old gold wire bonder maintenance, repair old aluminum wire bonder. 6, ordered all kinds of LED wi
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10/30 20:28