午评：创业板指半日跌1.46%，稀有金属、算力租赁板块集体爆发

Market Overview - The three major A-share indices collectively declined in the morning session, with the Shanghai Composite Index down 0.17%, the Shenzhen Component Index down 0.68%, and the ChiNext Index down 1.46% [1] - The total trading volume in the Shanghai, Shenzhen, and Beijing markets reached 15,966 billion yuan, a decrease of 532 billion yuan compared to the previous day [1] - Over 2,300 stocks in the market experienced gains [1] Sector Performance - Sectors with notable gains included small metals, computing power leasing, cloud computing, coal mining and processing, cross-border payments, steel, photovoltaic equipment, AI applications, and tourism and hotel industries [1] - Conversely, sectors that saw significant declines included paper making, PCB, CPO, storage chips, batteries, photolithography machines, and PET copper foil [1] Notable Stock Movements - Rare metals such as tungsten and rare earths surged due to price increases, with companies like Zhongtung High-tech, Zhangyuan Tungsten, and Zhong Rare Metals reaching historical highs [1] - The demand for cloud computing is reflected in the first-time surpassing of AI Token usage in China over the US, leading to a significant rise in the computing power leasing sector, with stocks like Yuntian Lifei and Chengdi Xiangjiang hitting the daily limit [1] - The space photovoltaic sector also performed well, with Jun Da Co. and Shuangliang Energy both reaching the daily limit [1] External Influences - Nvidia experienced its largest single-day drop since April 16 of last year, impacting the CPO and PCB sectors, with many computing hardware stocks like Xinyisheng, Zhongji Xuchuang, and Shenghong Technology declining over 5% [1]