China stocks opened lower on Tuesday June 23: China's Shanghai Composite Index
down 9.50 points (-0.23%) at 4,153.59; Shenzhen Composite Index down 48.26
points (-0.29%) at 16,324.24; CSI 300 Index down 11.63 points (-0.23%) at
5,048.03; ChiNext Index down 15.52 points (-0.36%) at 4,343.88; Sci-Tech
Innovation 50 Index down 19.66 points (-1.01%) at 1,929.27.