The CSI 300 is a capitalization-weighted stock market index designed to replicate the performance of top 300 stocks traded in the Shanghai and Shenzhen stock exchanges. It had a sub-indexes CSI 100 Index and CSI 200 Index.
The index is compiled by the China Securities Index Company, Ltd.[1]
It has been calculated since April 8, 2005. Its value is normalized relative to a base of 1000 on December 31, 2004.[2]