A股欧菲光午后涨停，成交额超41亿元，封单超260万手。

Group 1 - The stock of O-film Technology Co., Ltd. (欧菲光) reached the daily limit increase in the A-share market, indicating strong investor interest and confidence in the company [1] - The trading volume exceeded 4.1 billion yuan, reflecting significant market activity and liquidity surrounding the stock [1] - There were over 2.6 million buy orders, suggesting robust demand and potential bullish sentiment among investors [1]