北证50猛拉8%，光伏板块爆发，黄金再度逼近4000美元

Market Performance - The A-share market experienced a significant rally on October 29, with the Shanghai Composite Index rising by 0.7%, the Shenzhen Component Index increasing by 1.95%, and the ChiNext Index climbing nearly 3%, reaching a new high for the year [1][2] - The total market turnover was 2.29 trillion yuan, indicating active trading [3] Sector Highlights - The Hainan sector showed strong performance, with stocks like Zhongtung High-tech and Hainan Airlines hitting the daily limit [3] - The new energy industry chain performed notably well, particularly in the energy storage sector, with Sunshine Power reaching a new high and Tongrun Equipment hitting the daily limit [3] - The photovoltaic sector surged in the afternoon, with stocks such as Longi Green Energy and Tongwei Co. also hitting the daily limit [3] - The non-ferrous metals sector saw a rapid increase, with Zhongfu Industrial hitting the daily limit [3] - Solid-state battery concept stocks continued to rise, with Fangda Carbon and Xian Dao Intelligent showing significant gains [3] Banking Sector - The banking sector faced collective declines, with Chengdu Bank dropping nearly 6% [4] Computing Power Sector - The computing power sector experienced a volatile session, with leading companies in the optical module field, such as Xinyi and Zhongji Xuchuang, reaching new highs before retreating [5][6] - Nvidia announced plans to ship 20 million Blackwell and Rubin graphics processors, projecting a business scale of $500 billion over the next six quarters, which reflects the ongoing global investment boom in computing power [6] - IDC forecasts that China's intelligent computing power scale will reach 1037.3 EFLOPS by 2025, with a compound annual growth rate of 46.2% from 2023 to 2028 [6] Concerns in Optical Module Industry - The optical module industry faces challenges as it is a technology-driven product, with prices expected to decline as production scales up and costs are optimized [7] - Capacity expansion in the optical module sector is capital and technology-intensive, and delays in expanding capacity could lead to an inability to meet order demand [7] Gold Market - International gold prices saw a short-term increase, with domestic gold jewelry prices significantly dropping, with some brands falling below 1190 yuan per gram [8][9]