On Tuesday, September 22, the Shanghai Composite Index opened 13.9 points higher, or 0.35%, at 3963.81. The Shenzhen Component Index opened 128.6 points higher, or 0.94%, at 13858.62. The CSI 300 Index opened 30.31 points higher, or 0.67%, at 4569.87. The ChiNext Index opened 46.74 points higher, or 1.37%, at 3446.33. The STAR Market 50 Index opened 41.57 points higher, or 2.51%, at 1699.05.