(Yicai Global) Dec. 11 -- China's mainland stock markets slid lower as major equity benchmarks moved underwater after a higher opening in the morning.

The Shanghai Composite Index fell 1.03 percent to 3,338.69. The Star Market Board 50 Index, or Star 50, recorded a 0.46 percent decline at 1,353.91.

The Shenzhen Component Index dropped 1.59 percent to 13,512.67. The ChiNext Price Index, which tracks growth enterprises in Shenzhen, settled at 2,684.74 by noon, down 1.24 percent.

Editor: Emmi Laine