CSI A100 Index
The CSI 100 Index is a capitalization-weighted, free float adjusted stock market index designed to replicate the performance of top 100 stocks traded in the Shanghai and Shenzhen stock exchanges. It is a sub-index of CSI 300 Index.
The index is compiled by the China Securities Index.
Its value is normalized relative to a base of 1000 on 30 December 2005.
CSI 100 Index was considered as an index for big caps.
Constituents
| Ticker | Company | Segment | Exchange | Weighting |
| Kweichow Moutai | Consumer Staples | Shanghai | 9.501 | |
| Ping An Insurance | Financials | Shanghai | 4.577 | |
| CATL | Industrials | Shenzhen | 4.278 | |
| China Merchants Bank | Financials | Shanghai | 3.931 | |
| Midea Group | Consumer Discretionary | Shenzhen | 3.052 | |
| China Yangtze Power | Utilities | Shanghai | 2.43 | |
| Zijin Mining Group | Materials | Shanghai | 2.141 | |
| Muyuan Foodstuff | Consumer Staples | Shenzhen | 2.09 | |
| CITIC Securities | Financials | Shanghai | 2.061 | |
| Jiangsu Hengrui Medicine | Health Care | Shanghai | 1.887 | |
| Industrial and Commercial Bank of China | Financials | Shanghai | 1.852 | |
| Gree Electric Appliances | Consumer Discretionary | Shenzhen | 1.744 | |
| Mindray | Health Care | Shenzhen | 1.738 | |
| BYD | Consumer Discretionary | Shenzhen | 1.718 | |
| Wanhua Chemical Group | Materials | Shanghai | 1.485 | |
| BOE Technology Group | Information Technology | Shenzhen | 1.482 | |
| Luxshare Precision Industry | Information Technology | Shenzhen | 1.368 | |
| Shenzhen Inovance Technology | Industrials | Shenzhen | 1.337 | |
| Hangzhou Hikvision Digital Technology | Information Technology | Shenzhen | 1.293 | |
| Longi Green Energy Technology | Information Technology | Shanghai | 1.276 | |
| China Shenhua Energy | Energy | Shanghai | 1.262 | |
| Beijing-Shanghai High Speed Railway | Industrials | Shanghai | 1.229 | |
| China Petroleum & Chemical Corporation | Energy | Shanghai | 1.179 | |
| China State Construction Engineering | Industrials | Shanghai | 1.112 | |
| WuXi AppTec | Health Care | Shanghai | 1.109 | |
| PetroChina | Energy | Shanghai | 0.993 | |
| Shaanxi Coal Industry Company | Energy | Shanghai | 0.992 | |
| Zhongji Innolight | Information Technology | Shenzhen | 0.988 | |
| Semiconductor Manufacturing International Corporation | Information Technology | Shanghai | 0.946 | |
| ZTE | Information Technology | Shenzhen | 0.943 | |
| S.F. Holding | Industrials | Shenzhen | 0.93 | |
| NARI Technology | Industrials | Shanghai | 0.923 | |
| China Mobile | Communication | Shanghai | 0.913 | |
| Weichai Power | Industrials | Shenzhen | 0.908 | |
| China United Network Communications | Communication | Shanghai | 0.908 | |
| Iflytek | Information Technology | Shenzhen | 0.907 | |
| Qingdao Haier | Consumer Discretionary | Shanghai | 0.904 | |
| China Telecom Corporation | Communication | Shanghai | 0.9 | |
| Sungrow Power Supply | Industrials | Shenzhen | 0.899 | |
| Qinghai Salt Lake Industry | Materials | Shenzhen | 0.87 | |
| TCL Corporation | Information Technology | Shenzhen | 0.843 | |
| China International Travel Service | Consumer Discretionary | Shanghai | 0.843 | |
| Sany Heavy Industry | Industrials | Shanghai | 0.821 | |
| China National Nuclear Power | Utilities | Shanghai | 0.812 | |
| CRRC Corporation | Industrials | Shanghai | 0.769 | |
| NAURA Technology Group | Information Technology | Shenzhen | 0.746 | |
| TBEA | Industrials | Shanghai | 0.746 | |
| Tongwei Company | Information Technology | Shanghai | 0.71 | |
| Poly Real Estate Group | Real Estate | Shanghai | 0.696 | |
| Will Semiconductor | Information Technology | Shanghai | 0.694 | |
| China Vanke | Real Estate | Shenzhen | 0.677 | |
| Aier Eye Hospital | Health Care | Shenzhen | 0.677 | |
| Zhangzhou Pientzehuang Pharmaceutical | Health Care | Shanghai | 0.667 | |
| China Cosco Holdings | Industrials | Shanghai | 0.664 | |
| China Three Gorges Renewables | Utilities | Shanghai | 0.655 | |
| China Railway Group Limited | Industrials | Shanghai | 0.647 | |
| Chongqing Zhifei Biological Products | Health Care | Shenzhen | 0.636 | |
| Focus Media Information Technology | Communication | Shenzhen | 0.631 | |
| Advanced Micro-Fabrication Equipment | Information Technology | Shanghai | 0.631 | |
| Beijing Kingsoft Office Software | Information Technology | Shanghai | 0.62 | |
| Baoshan Iron and Steel | Materials | Shanghai | 0.585 | |
| Anhui Conch Cement | Materials | Shanghai | 0.569 | |
| Tianqi Lithium | Materials | Shenzhen | 0.55 | |
| Unisplendour | Information Technology | Shenzhen | 0.501 | |
| GigaDevice | Information Technology | Shanghai | 0.484 | |
| Unigroup Guoxin Microelectronics | Information Technology | Shenzhen | 0.482 | |
| Aluminum Corporation of China Limited | Materials | Shanghai | 0.476 | |
| China Northern Rare Earth Group | Materials | Shanghai | 0.473 | |
| Montage Technology | Information Technology | Shanghai | 0.471 | |
| Eve Energy | Industrials | Shenzhen | 0.466 | |
| AVIC Aviation Engine Corporation | Industrials | Shanghai | 0.455 | |
| Ganfeng Lithium | Materials | Shenzhen | 0.448 | |
| Tianjin Zhonghuan Semiconductor | Information Technology | Shenzhen | 0.433 | |
| China Molybdenum | Materials | Shanghai | 0.431 | |
| Chang Chun High and New Technology Industry | Health Care | Shenzhen | 0.412 | |
| Shandong Hualu-Hengsheng Chemical | Materials | Shanghai | 0.405 | |
| GoerTek | Information Technology | Shenzhen | 0.395 | |
| Shandong Gold-Mining | Materials | Shanghai | 0.389 | |
| Zhejiang Huayou Cobalt | Materials | Shanghai | 0.376 | |
| Hundsun Technologies | Information Technology | Shanghai | 0.368 | |
| Inner Mongolia Baotou Steel Union | Materials | Shanghai | 0.347 | |
| Beijing Oriental Yuhong Waterproof Technology | Materials | Shenzhen | 0.345 | |
| China Merchants Shekou Industrial Zone Holdings | Real Estate | Shenzhen | 0.338 | |
| Ningxia Baofeng Energy Group | Materials | Shanghai | 0.333 | |
| Wingtech | Information Technology | Shanghai | 0.329 | |
| LB Group | Materials | Shenzhen | 0.311 | |
| Rongsheng Petro Chemical | Materials | Shenzhen | 0.309 | |
| 37 Interactive Entertainment Network Technology Group | Communication | Shenzhen | 0.3 | |
| Walvax Biotechnology | Health Care | Shenzhen | 0.293 | |
| Satellite Chemical | Materials | Shenzhen | 0.277 | |
| Jiangsu Eastern Shenghong | Materials | Shenzhen | 0.275 | |
| Trina Solar | Information Technology | Shanghai | 0.27 | |
| Yunnan Energy New Material | Materials | Shenzhen | 0.267 | |
| Hengli Petrochemical | Materials | Shanghai | 0.266 | |
| Yonyou Network Technology | Information Technology | Shanghai | 0.258 | |
| CHINA JUSHI | Materials | Shanghai | 0.239 | |
| Tinci Materials | Materials | Shenzhen | 0.236 | |
| Hangzhou Tigermed Consulting | Health Care | Shenzhen | 0.234 | |
| Mango Excellent Media | Communication | Shenzhen | 0.184 | |
| Glodon Software | Information Technology | Shenzhen | 0.181 |