As the first equity index launched for stocks on both Shanghai Stock Exchange and Shenzhen Stock Exchange, China Securities Index 300 (CSI300) consists of 300 stocks with the largest market capitalization and liquidity from the entire universe of listed A share companies in China. It aims to reflect the price fluctuation and performance of China A share market. CSI300 is designed for use as performance benchmarks and as basis for derivatives innovation and indexing. After the founding of CSI, the management, rights and interests of CSI 300 was transferred to and maintained by China Securities Index Co., Ltd (CSI).