China's Shanghai Composite Index opened down 1.41 points, or 0.03%, at 4067.16 on Monday, June 1st. The Shenzhen Component Index opened up 25.9 points, or 0.17%, at 15601.03. The CSI 300 Index opened up 5.78 points, or 0.12%, at 4897.9. The ChiNext Index opened up 19.44 points, or 0.48%, at 4057.39. The STAR Market 50 Index opened down 0.09 points, or 0.01%, at 1751.23 on Monday, June 1st.