The SSE Index closed at 3969.05 points in the morning session, down 0.19%; the Shenzhen Index at 13234.07 points, down 1.27%; the ChiNext at 3148.46 points, down 1.51%; the CSI 300 at 4634.57 points, down 0.40%; the STAR 50 at 1398.39 points, down 0.18%; the CSI 500 at 7237.05 points, down 1.32%; the CSI 100 at 7446.60 points, down 1.21%