Basis: CSI 300 IF2307 contract premium 0.86, SSE 50 IH2307 contract discount 1.64,
The CSI 500 IC2307 contract discount is 4.4, and the CSI 1000 IF2307 contract premium is 4.97;
Monthly difference: the Shanghai and Shenzhen 300IF2307-2308 price difference is 2.2, the Shanghai Stock Exchange 50IH2307-2308 price difference is 1.4,
The price difference of China Securities 500IC2307-2308 is 11.4, and the price difference of China Securities 1000IM2307-2308 is 14.6.