Some Chinese bank clients, whose accounts were frozen in April, were injured while staging a protest at the Zhengzhou branch offices of the country’s central bank. Reports from local media outlets suggest that as much as $6 billion in client funds is missing and the individual believed to be behind the disappearance is now outside China. Internal Systems Upgrade Chinese residents protesting the freezing of their accounts by three banks in Zhengzhou, are reported to have stormed the branch offices…