China's Shanghai Composite Index opened down 14.6 points, or 0.38%, at 3877.0 points on Thursday, September 17. The Shenzhen Component Index opened down 44.86 points, or 0.33%, at 13409.88 points on Thursday, September 17. The CSI 300 Index opened down 16.65 points, or 0.37%, at 4463.62 points on Thursday, September 17. The ChiNext Index opened down 14.16 points, or 0.43%, at 3297.31 points on Thursday, September 17. The STAR Market 50 Index opened down 8.34 points, or 0.52%, at 1607.85 points on Thursday, September 17.