Central which this military step

qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi