At present, if the closing fee of the Shanghai and Shenzhen 300 stock index futures is about 2,300 yuan/hand on the same day, if the closing fee is about 50 yuan/hand on the next day; The closing fee of SSE 50 stock index futures is about 1.600 yuan/hand on the same day and about 32 yuan/hand on the next day; The closing fee of CSI 500 stock index futures is about 2,900 yuan/lot on the same day and about 60 yuan/lot on the next day.