China's securities watchdog probes automated trading as stocks slip …
Authorities have been flailing in efforts over the past three weeks to prevent a further sell-off. Photograph: Shizuo Kambayashi/AP
China’s securities watchdog is investigating the impact of automated trading on share markets, as authorities step up a crackdown on what they regard as heavy speculative selling that could destabilise the world’s second-largest economy.China’s main share markets, both among the world’s five […]