Economic Observation Network The stock index futures closed early, with most of the main contracts rising. The main contract of CSI 300 Index Futures (IF) rose by 0.76%, the main contract of SSE 50 Index Futures (IH) rose by 1.16%, the main contract of CSI 500 Index Futures (IC) rose by 0.42%, and the main contract of CSI 1000 Index Futures (IM) fell by 0.17%.