China's Shanghai Composite Index opened down 58.36 points, or 1.42%, at 4054.09 on Thursday, July 2nd. The Shenzhen Component Index opened down 389.25 points, or 2.41%, at 15729.92. The CSI 300 Index opened down 93.81 points, or 1.89%, at 4865.17. The ChiNext Index opened down 125.38 points, or 2.94%, at 4135.34. The STAR Market 50 Index opened down 93.14 points, or 4.33%, at 2059.9.