There are many kinds of LED lamp beads, packaging methods and chip brands are different, and the price varies greatly. At present, the more popular is the chip lamp bead, 3030, cheap in 60-80 yuan \/K, Osram Philips big brand in 270-320 yuan \/K, high-power imitation current lamp bead, Taiwan chip 33, about 0.4 yuan\/piece, the United States Pruy 45 chip, about 0.8 yuan\/piece.