China's Shanghai Composite Index closed up 11.33 points, or 0.27%, at 4151.24 on Wednesday, January 28. The Shenzhen Component Index closed up 12.99 points, or 0.09%, at 14342.89 on Wednesday, January 28. The CSI 300 Index closed up 12.3 points, or 0.26%, at 4717.99 on Wednesday, January 28. The ChiNext Index closed down 19.04 points, or 0.57%, at 3323.56 on Wednesday, January 28. The STAR Market 50 Index closed down 1.18 points, or 0.08%, at 1554.80 on Wednesday, January 28.