On Monday, December 22, the Shanghai Composite Index opened 10.09 points higher, or 0.26%, at 3900.53. The Shenzhen Component Index opened 85.19 points higher, or 0.65%, at 13225.4. The CSI 300 Index opened 19.49 points higher, or 0.43%, at 4587.67. The ChiNext Index opened 31.51 points higher, or 1.01%, at 3153.75. The STAR Market 50 Index opened 5.48 points higher, or 0.42%, at 1314.07.