The U.S. stock had fallen in front of the U.S. luminous communications concept, and Melville had fallen by 8 per cent and Lumentum by 3 per cent

On 28 August, the United States sharelight concept of communications fell collectively in front of the market, with Melville technology falling by nearly 8 per cent, AXT Inc, Applied, Lumentum by 3 per cent, Cohen by 2 per cent and Conning and Ciena by 1 per cent。