Zheng Quan Shi Bao·2025-10-23 10:43Market Overview - A-shares experienced a weak downward trend in the morning but stabilized and rebounded in the afternoon, with all three major indices closing in the green [1] - The Shanghai Composite Index rose by 0.22% to 3922.41 points, while the Shenzhen Component Index also increased by 0.22% to 13025.45 points [1] - The total trading volume in the Shanghai and Shenzhen markets was 166.09 billion yuan, a decrease of nearly 30 billion yuan from the previous day [1] Sector Performance - The coal sector saw significant gains, with stocks like Daya Energy achieving 9 limit-ups in the last 10 trading days, accumulating a nearly 150% increase [1][16] - The brokerage sector also performed well, with stocks such as Harbin Investment and Guosen Securities leading the gains [1] - The media sector was active, with companies like Rongxin Culture and Haikan Co. hitting the limit-up [1] - The quantum technology concept stocks surged, with Keda Guokuan and Dahua Intelligent both hitting the limit-up [2][3] Quantum Technology - The quantum technology sector saw a substantial late-session rally, with stocks like Keda Guokuan and Dahua Intelligent rising by approximately 10% within five minutes [3] - Keda Guokuan reached a limit-up of 20%, while other stocks like Dahua Intelligent and Shenzhou Information also hit their limit-ups [3][4] - Recent advancements in quantum communication technology by China Telecom's Quantum Research Institute have been recognized internationally, enhancing China's technological standing in this field [5] Coal Sector Insights - The coal sector is expected to see a shift from structural oversupply to a tight balance due to increased demand for winter heating and industrial activity [18] - Regulatory policies are expected to constrain coal supply, while demand is anticipated to rise, supporting coal prices in the short term [18][19] - The overall valuation of the coal sector is considered low, with potential for rebound as market sentiment shifts [19] Shenzhen State-Owned Enterprises - The Shenzhen state-owned enterprises sector saw a collective surge, with stocks like Jian Ke Yuan hitting a limit-up of 20% [21] - The recent action plan released by Shenzhen aims to enhance the quality of listed companies and promote mergers and acquisitions, targeting a total market value of over 20 trillion yuan by 2027 [21]