China's Shanghai Composite Index opened down 35.04 points, or 0.85%, at 4087.63 on Wednesday, March 4th. The Shenzhen Component Index opened down 168.02 points, or 1.2%, at 13854.37 on Wednesday, March 4th. The CSI 300 Index opened down 46.7 points, or 1%, at 4609.19 on Wednesday, March 4th. The ChiNext Index opened down 38.3 points, or 1.19%, at 3171.19 on Wednesday, March 4th. The STAR Market 50 Index opened down 8.28 points, or 0.6%, at 1380.13 on Wednesday, March 4th.