Jin Rong Jie·2025-04-28 07:38Group 1 - The Shanghai Composite Index opened lower and the CSI 300 Food and Beverage Index reported at 24307.01 points [1] - The CSI 300 Food and Beverage Index has decreased by 1.04% over the past month, increased by 6.78% over the past three months, and has decreased by 0.32% year-to-date [2] - The CSI 300 Index is categorized into 11 primary industries, 35 secondary industries, over 90 tertiary industries, and more than 200 quaternary industries, with a base date of December 31, 2004, and a base point of 1000.0 [2] Group 2 - The top ten weights in the CSI 300 Food and Beverage Index are: Kweichow Moutai (50.89%), Wuliangye (13.09%), Yili (9.64%), Shanxi Fenjiu (5.39%), Luzhou Laojiao (4.82%), Haitian Flavoring (3.66%), Dongpeng Beverage (3.02%), Yanghe Distillery (2.28%), Jinshiyuan (1.92%), and Shuanghui Development (1.45%) [2] - The market share of the CSI 300 Food and Beverage Index is 75.95% from the Shanghai Stock Exchange and 24.05% from the Shenzhen Stock Exchange [2] Group 3 - The industry composition of the CSI 300 Food and Beverage Index shows that liquor accounts for 79.81%, dairy products for 9.64%, condiments and cooking oil for 4.64%, soft drinks for 3.02%, meat products for 1.45%, and beer for 1.43% [3] - The index sample is adjusted every six months, with adjustments implemented on the next trading day after the second Friday of June and December each year [3] - Weight factors are generally fixed until the next scheduled adjustment, with temporary adjustments made when the CSI 300 Index samples are modified [3]