A股半导体产业链震荡拉升，光刻机方向领涨，东方嘉盛涨停，茂莱光学、中颖电子涨近10%，汇成真空、上海新阳、华虹公司、凯美特气、中芯国际跟涨。

Group 1 - The A-share semiconductor industry chain is experiencing a significant upward trend, particularly in the photolithography machine sector [1] - Dongfang Jiasheng has reached the daily limit increase, while Maolai Optics and Zhongying Electronics have risen nearly 10% [1] - Other companies such as Huicheng Zhenkong, Shanghai Xinyang, Huahong Company, Kaimete Gas, and SMIC are also seeing gains [1]