China's Shanghai Composite Index closed up 34.46 points, or 0.85%, at 4102.2 points on Wednesday, February 4th. The Shenzhen Component Index closed up 29.17 points, or 0.21%, at 14156.27 points on Wednesday, February 4th. The CSI 300 Index closed up 38.58 points, or 0.83%, at 4698.68 points on Wednesday, February 4th. The ChiNext Index closed down 13.38 points, or 0.4%, at 3311.51 points on Wednesday, February 4th. The STAR Market 50 Index closed down 17.59 points, or 1.2%, at 1453.48 points on Wednesday, February 4th.