China's Shanghai Composite Index closed down 143.77 points, or 3.63%, at 3813.28 on Monday, March 23. The Shenzhen Component Index closed down 520.69 points, or 3.76%, at 13345.51 on Monday, March 23. The CSI 300 Index closed down 149.02 points, or 3.26%, at 4418.0 points on Monday, March 23. The ChiNext Index closed down 116.88 points, or 3.49%, at 3235.22 points on Monday, March 23. The STAR Market 50 Index closed down 56.87 points, or 4.31%, at 1261.44 points on Monday, March 23.