The lithography machine concept sector witnessed an abnormal upswing during the trading day, with Wavelength Optoelectronics soaring by more than 10%. This robust performance was mirrored by other stocks in the sector, including Zhangjiang Hi-Tech Park, Haili Co., Ltd., Minglai Optics, RDI, Kaimeite Gas, and Juguang Technology, all of which followed suit with notable gains.
