China's Shanghai Composite Index opened down 19.87 points, or 0.48%, at 4106.22 on Thursday, January 15. The Shenzhen Component Index opened down 89.94 points, or 0.63%, at 14158.66. The CSI 300 Index opened down 20.13 points, or 0.42%, at 4721.8. The ChiNext Index opened down 31.03 points, or 0.93%, at 3318.11. The STAR Market 50 Index opened down 9.68 points, or 0.64%, at 1491.23.