A股光刻机板块集体走强，凯美特气涨停

Group 1 - The A-share market's photolithography machine sector experienced a collective surge, indicating strong investor interest and potential growth in this industry [1] - Xinlai Materials saw a significant increase of over 11%, reflecting positive market sentiment towards the company [1] - Kaimeteqi reached a daily limit increase of 10%, showcasing robust performance and investor confidence [1] Group 2 - Saiwei Electronics and Jinghua Laser both rose by over 6%, indicating a favorable trend among key players in the photolithography machine sector [1] - Lanying Equipment and Sudavige also reported gains of over 5%, further emphasizing the overall strength of the sector [1]