China's Shanghai Composite Index closed up 29.82 points, or 0.72%, at 4147.23 on Wednesday, February 25. The Shenzhen Component Index closed up 184.3 points, or 1.29%, at 14475.87 on Wednesday, February 25. The CSI 300 Index closed up 28.34 points, or 0.6%, at 4735.89 on Wednesday, February 25. The ChiNext Index closed up 46.55 points, or 1.41%, at 3354.82 on Wednesday, February 25. The STAR Market 50 Index closed up 7.91 points, or 0.54%, at 1473.28 on Wednesday, February 25.