China's Shanghai Composite Index closed up 38.01 points, or 0.92%, at 4169.54 on Tuesday, May 19. The Shenzhen Component Index closed up 39.68 points, or 0.26%, at 15569.91 on Tuesday, May 19. The CSI 300 Index closed up 19.36 points, or 0.4%, at 4852.88 on Tuesday, May 19. The ChiNext Index closed down 6.44 points, or 0.16%, at 3908.44 on Tuesday, May 19. The STAR Market 50 Index closed up 65.17 points, or 3.81%, at 1775.13 on Tuesday, May 19.