China's Shanghai Composite Index closed down 42.53 points, or 1.02%, at 4135.39 on Friday, May 15. The Shenzhen Component Index closed down 184.36 points, or 1.17%, at 15561.37 on Friday, May 15. The CSI 300 Index closed down 55.0 points, or 1.12%, at 4859.59 on Friday, May 15. The ChiNext Index closed down 22.08 points, or 0.56%, at 3929.06 on Friday, May 15. The STAR Market 50 Index closed down 28.83 points, or 1.67%, at 1696.26 on Friday, May 15.