光刻机、光刻胶概念股开盘领涨，彤程新材竞价涨停

Core Viewpoint - The semiconductor-related stocks, particularly those involved in photolithography machines and photoresists, experienced significant gains in the market on October 27, with notable performances from specific companies [2] Group 1: Stock Performance - Tongcheng New Materials reached its daily limit up, indicating strong investor interest and confidence [2] - Aisen Co. and Jingrui Electric Materials both saw their stock prices increase by over 10%, reflecting positive market sentiment towards these companies [2] - Other companies such as Nanda Optoelectronics and Shanghai Xinyang also opened high, suggesting a broader rally in the sector [2]