On October 18, the three major A-share indexes all rose collectively, with the Shanghai Composite Index up 2.91% at the close, the Shenzhen Component Index up 4.71%, the Chinext Price Index up 7.95%, the SSE 50 Index up 10.3%, and the total trading volume in Shanghai, Shenzhen, and Beijing reaching 2130.6 billion yuan, an increase of 611.3 billion yuan from the previous day. Over 5000 stocks in the entire market saw an increase. In terms of sectors and themes, all sector sectors rose across the board, with semiconductors, AI hardware stocks, and securities sectors seeing significant gains. Semiconductors surged in the afternoon, pushing the SSE Science and Technology Innovation Board 50 Index up over 11%, with stocks like Jiangsu Jiejie Microelectronics, Tech Semiconductors, Optics Technology Holding, Naura Technology Group, Shenzhen Megmeet Electrical, Shanghai Belling Corp., Ltd., and many others hitting the limit up. In terms of ETFs, semiconductors surged in the afternoon, driving the push of science and technology innovation-themed ETFs. The ETFs related to science and technology chip sectors from Bosera Fund, Southern Fund, and Huaxia Fund increased by 18.44%, 17.82%, and 17.5% respectively. Several semiconductor industry ETFs triggered limit up, including E Fund Semiconductor Chip ETF, Invesco Great Wall Chip 50 ETF, Huaxia Fund Semiconductor Materials ETF, and Huaxia Fund Chip ETF. The CSI All Share A100 ETF fund fell by 3%, with the latest premium discount rate at 1.7%. Cross-border ETFs led the declines, with the ChinaAMC Nasdaq 100 ETF(QDII) and the S&P Biotech ETF dropping by 1.44% and 1.22% respectively. Two Saudi ETFs fell by 1%. The ChinaAMC Nasdaq 100 ETF(QDII) and the S&P 500 ETF each fell by 0.9% and 0.88%.