The benchmark Read more: Global Market Today: Asian stocks slide after US tech routThe CSI300 has now fallen more than 20% from its most recent closing peak on June 22, meeting some definitions of a bear market. Under the more widely accepted definition, the index has remained in bear-market territory since its closing-level peak in 2007.Global markets faced mounting pressure overnight as investors retreated from riskier assets amid a combination of weakness in artificial intelligence-related technology st ...