(Yicai Global) April 23 - Stock markets on China's mainland opened higher this morning with shares in of gene sequencing besting the bunch after Chinese authorities yesterday called for efforts to enhance Covid-19 testing.

The Shanghai Composite Index opened 0.23 percent higher at 2,850.51, while the Shenzhen Component Index started up 0.38 percent at 10,657.40. The ChiNext Price Index, which tracks growth enterprises listed in Shenzhen, began the day 0.49 percent stronger at 2,053.12.

Editor: James Boynton