证券时报·2025-10-30 04:22Core Viewpoint - The A-share market experienced a narrow fluctuation on October 30, 2023, with the steel sector showing significant gains, while several previously popular stocks faced adjustments [1][4][11]. Market Performance - The A-share market saw the Shanghai Composite Index fluctuating above 4000 points, with the North China 50 Index rising over 2% during the session, following a previous trading day where it surged by 8.41%, marking one of its best performances of the year [4]. - The steel sector was a highlight, with companies like Anyang Iron & Steel reaching the daily limit, and others such as Fangda Special Steel and New Steel Co. also showing strong gains [5]. Sector Analysis - The coal sector led the market with a rise exceeding 1.4%, driven by increasing prices of coking coal and coke, with coking coal futures rising over 3% and coke futures increasing by more than 2% [7]. - Other sectors such as electrical equipment, non-ferrous metals, transportation, and home appliances also showed notable gains [8]. - In contrast, sectors like telecommunications, comprehensive services, electronics, and building materials faced declines [9]. Conceptual Trends - Lithium mining concepts were among the top gainers, with the sector rising over 2%. Notable stocks included XWANDA, which surged by over 14%, and Dazhong Mining, which hit the daily limit [9][10]. - Other conceptual sectors like quantum technology, nickel metals, and remote work also performed well in the market [10].