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Global AlN powder market trend 2025-2030 UV LED substrate material comparison: Sapphire, Silicon, Aluminum Nitride, Silicon Carbide, Gallium by Newsabrantesfc

Under the spread of the new crown epidemic, after Americans experienced life and death, they set off the largest "resignation wave" in history, and the number of resignations broke the highest record since statistics began in 2000. Since April this y…