薄膜铌酸锂，下一代CPO的核心材料！| 0813 张博划重点

Market Performance - On August 13, the market experienced a strong upward trend, with the Shanghai Composite Index breaking the high point from October 8 of the previous year, reaching a nearly four-year high [5] - The total trading volume for the Shanghai and Shenzhen markets was 2.15 trillion yuan, an increase of 269.4 billion yuan compared to the previous trading day, marking a return to above 2 trillion yuan after 114 trading days [5] - Over 2,700 stocks in the market saw gains, indicating broad market strength [5] Sector Highlights - AI hardware stocks continued to surge, with companies like Industrial Fulian reaching historical highs [5] - Brokerage stocks also saw significant gains, with Guosheng Jin控 achieving two consecutive trading limit increases [5] - The non-ferrous metal sector showed resilience, with Zijin Mining and Luoyang Molybdenum both hitting historical highs [5] Weekly Sector Performance - The top-performing sectors included liquid-cooled servers, robots, and optical communication, with notable increases in their respective stock prices [6] - The chip sector also performed well, with a significant number of stocks reaching new highs [6] - The healthcare sector maintained strong performance, reflecting ongoing investor interest [6]