China's Shanghai Composite Index opened 1.95 points higher, or 0.05%, at 4053.37 on Monday, April 20. The Shenzhen Component Index opened 14.52 points lower, or 0.1%, at 14870.9. The CSI 300 Index opened 1.51 points lower, or 0.03%, at 4727.17. The ChiNext Index opened 20.95 points lower, or 0.57%, at 3657.35. The STAR Market 50 Index opened 3.54 points higher, or 0.25%, at 1426.89.