What do you mean by "CSI means everything"

Comprehensive index released by CSI Index Co., Ltd. CSI refers to the stock market index formed by extracting all sample stocks from all the stocks in China A-share market, which comprehensively reflects the stock price changes of fully circulated stocks in A-share market and provides investors with analytical tools and performance evaluation tools to measure the recent overall trend of the stock market. CSI Index refers to the comprehensive index compiled and published by CSI Index Co., Ltd. ..