The difference between SSE 50, CSI 500 and CSI 300 stock index futures;

The corresponding objects are different.

SSE 50 corresponds to 50 large-cap stocks in Shanghai;

Shanghai and Shenzhen 300 correspond to 300 blue-chip stocks with a market value of 30, and only a few of them overlap with Shanghai Stock Exchange 50, such as Shanghai Pudong Development Bank and China Unicom.

CSI 500 corresponds to 500 stocks with moderate market value in the two cities, many of which coincide with CSI 300.

Adjust it accordingly every six months. These three indexes are closely related to the trend of their related stocks. SSE 50 represents large-cap stocks, CSI 300 represents blue-chip stocks, and CSI 500 represents small and medium-cap stocks.