Zhong Guo Zheng Quan Bao·2025-10-21 09:13Market Overview - The A-share market saw all three major indices rise collectively, with the Shanghai Composite Index increasing by 1.36%, surpassing the 3900-point mark; the Shenzhen Component Index rose by 2.06%, and the ChiNext Index increased by 3.02% [1] - The total market turnover reached 1.8927 trillion yuan, an increase of 141.4 billion yuan compared to the previous trading day, with over 4600 stocks rising [1] Sector Performance - The computing power sector reignited market enthusiasm, particularly the CPO (Co-Packaged Optics) segment, which showed significant momentum [3][7] - Leading stock Yuanjie Technology hit the daily limit, achieving a historical high, while Industrial Fulian topped the net inflow list with 2.207 billion yuan, marking a 9.57% increase in its stock price [3] - Other notable performers included New Yisheng and Luxshare Precision, with net inflows of 1.792 billion yuan and 1.52 billion yuan, respectively [3] Banking Sector - The banking sector experienced a strong rebound, with Agricultural Bank of China rising by 1.68%, marking its 13th consecutive day of gains and reaching a historical high [5] Computing Power Industry - The computing power industry is witnessing breakthroughs, with Alibaba Cloud's Aegaeon system significantly reducing model switching costs by 97% and improving request processing capabilities by 2-2.5 times [10] - Citic Securities expressed optimism about the rapid iteration of domestic large models and the seamless adaptation of domestic computing power chips, which are expected to drive the continuous development of domestic AI [10] Optical Module Market - According to Guosheng Securities, the optical module market is experiencing rapid growth driven by the explosion of AI computing power demand, with price changes reflecting technological iteration, cost control, and product structure optimization [11] - Leading companies in the optical module sector are expected to maintain strong profitability and competitive advantages due to the global data center construction and upgrade wave [11] Power Sector - The power sector saw a surge, with Shanghai Electric and Hengsheng Energy hitting the daily limit, while Yunnan Energy Investment and Hunan Development also saw gains [13] - According to CITIC Construction Investment, the global demand for electrical equipment is on the rise, driven by increased electricity demand from AI, leading to significant growth in supporting electrical equipment demand [14]