财联社·2025-11-28 14:08Core Points - Multiple important indices such as CSI 300, CSI 500, and others will adjust their sample stocks, effective after market close on December 12, 2025 [1][17] Group 1: CSI 300 Index Adjustments - The CSI 300 index will replace 11 sample stocks, with new additions including Huadian New Energy, Dongshan Precision, Guiding Compass, and Shenghong Technology [2][3] - The stocks being removed from the index include Yanfeng Automotive, Longyuan Power, TCL Zhonghuan, and others [3] Group 2: CSI 500 Index Adjustments - The CSI 500 index will replace 50 sample stocks, with new additions such as Heertai, Huahong Semiconductor, Dongfang Yuhong, and Trina Solar [5][6] - Stocks being removed include China Great Wall, Palin Bio, and others [6] Group 3: CSI 1000 Index Adjustments - The CSI 1000 index will replace 100 sample stocks, with new additions including Shijia Photon, Yongding Co., Wangfujing, and Dekeli [9][10] Group 4: CSI A50 Index Adjustments - The CSI A50 index will replace 4 sample stocks, with new additions including Huagong Technology, Guangqi Technology, Zhongji Xuchuang, and Shenghong Technology [14][15] Group 5: CSI A100 Index Adjustments - The CSI A100 index will replace 6 sample stocks, with new additions including Dongfang Fortune, Shenghong Technology, Zhongke Shuguang, and Sailisi [16] Group 6: CSI A500 Index Adjustments - The CSI A500 index will replace 20 sample stocks, with new additions including Guotai Haitong, Chip Original, and Guiding Compass [17] Group 7: SSE 50 Index Adjustments - The SSE 50 index will replace 4 sample stocks, with new additions including SAIC Motor, Northern Rare Earth, and Zhongke Shuguang [18] Group 8: SSE 180 Index Adjustments - The SSE 180 index will replace 7 sample stocks, with new additions including Guotou Investment, Zhongtian Technology, and Ruixin Micro [19][20] Group 9: SSE 380 Index Adjustments - The SSE 380 index will replace 38 sample stocks, with new additions including Guotou Investment, Jinfatech, and Zhonghai Oil Service [21][22] Group 10: Shenzhen Stock Exchange Adjustments - The Shenzhen Stock Exchange will adjust the sample stocks for indices such as the Shenzhen Component Index and ChiNext Index, effective after market close on December 15, 2025 [23] - The Shenzhen Component Index will replace 17 sample stocks, with new additions including Deep Housing A, Demingli, and Changxin Bochuang [24] - The ChiNext 50 Index will replace 5 sample stocks, with new additions including Changshan Pharmaceutical, Feiliwa, and others [26]