A股超4000股上涨！这一概念，多股涨停！

Market Overview - A-shares market showed overall strength in the morning, with over 4000 stocks rising [1][5][9] - Chicken concept stocks surged, becoming one of the biggest highlights in the A-share market [2][4] Sector Performance - Specific sectors with notable gains included mineral products, agriculture, chemical fiber, general machinery, and comprehensive sectors, while banking, engineering machinery, and steel sectors lagged [6] - The chicken concept sector saw a significant increase, with the sector's intraday rise exceeding 4%, and several stocks, including Xiaoming Co. and Xiangjia Co., hitting the daily limit [7] Notable Stocks - Shenzhou International experienced a substantial intraday increase of over 10%, with its preliminary annual performance announcement indicating a sales revenue of approximately RMB 28.663 billion for 2024, a rise of about 14.8% from 2023 [12][14] - Haidilao's stock rose significantly, with an intraday increase of over 7%, reporting a revenue of RMB 42.755 billion for 2024, up 3.1% year-on-year [15] - Nongfu Spring faced a sharp decline, with an intraday drop exceeding 11%, reporting a total revenue of RMB 42.896 billion for 2024, a slight increase of 0.5% year-on-year, but facing challenges in brand image due to prolonged negative publicity [16][17]