大爆发，飙涨600%！

Market Overview - A-shares opened higher on October 27, with all three major indices rising, particularly the ChiNext Index which surged over 2% before experiencing fluctuations [2][3] - The Shanghai Composite Index rose by 30.86 points, or 0.78%, closing at 3981.17 [3] - The Shenzhen Component Index increased by 133.77 points, or 1.01%, reaching 13422.95 [3] Sector Performance - The photolithography sector saw significant gains, with stocks like Jingrui Electric Materials and Tongcheng New Materials hitting the daily limit [9][12] - The fine chemical sector also performed well, with multiple stocks such as Jinhua New Materials and Fangyuan Shares reaching their daily limit [12][13] - Basic metals and chemical sectors showed strong performance, while education, commercial services, and gaming sectors faced declines [4][12] Individual Stock Highlights - Jingrui Electric Materials experienced a 16.10% increase, reaching a price of 17.45, with a trading volume of 1.63 million shares [10] - Tongcheng New Materials hit the daily limit with a 10% increase, priced at 45.78 [10] - Nanda Optoelectronics and Feikai Materials also saw notable increases of 6.97% and 5.82%, respectively [10] Industry Insights - Recent research from Peking University revealed a new method to significantly reduce photolithography defects, which could enhance industrial applications [11] - The copper market is experiencing upward pressure, with LME three-month copper reaching a record high of $11,035 per ton, driven by supply concerns [14] - Zhongji Xuchuang's stock price surpassed 500 yuan, marking a cumulative increase of over 600% since April 10 [15][16] Future Outlook - The demand for computing power is expected to continue growing, with the optical communication industry transitioning from "order acquisition" to "delivery assurance" by 2026, emphasizing the importance of delivery capabilities [18]