China's Shanghai Composite Index opened down 19.65 points, or 0.51%, at 3812.61 on Monday, August 3. The Shenzhen Component Index opened down 81.83 points, or 0.6%, at 13497.1. The CSI 300 Index opened down 26.38 points, or 0.57%, at 4561.82. The ChiNext Index opened down 23.87 points, or 0.71%, at 3320.09. The STAR Market 50 Index opened down 16.67 points, or 1.02%, at 1619.29.