China's Shanghai Composite Index opened 10.31 points higher, or 0.25%, at 4150.22 on Wednesday, January 28. The Shenzhen Component Index opened 42.05 points higher, or 0.29%, at 14371.96. The CSI 300 Index opened 19.91 points higher, or 0.42%, at 4725.6. The ChiNext Index opened 17.19 points higher, or 0.51%, at 3359.79. The STAR Market 50 Index opened 10.21 points higher, or 0.66%, at 1566.19.