China's Shanghai Composite Index closed up 4.91 points, or 0.12%, at 4098.64 on Thursday, May 28. The Shenzhen Component Index closed up 125.42 points, or 0.8%, at 15861.89 on Thursday, May 28. The CSI 300 Index closed up 6.04 points, or 0.12%, at 4914.21 on Thursday, May 28. The ChiNext Index closed up 79.3 points, or 1.96%, at 4125.07 on Thursday, May 28. The STAR Market 50 Index closed up 28.8 points, or 1.59%, at 1844.25 on Thursday, May 28.