The Eight Banners. The system of the government was established of the Nurhaci. It is not only strong military forces, but also effective administrative and economical organization. So-called「jakūn gūsa be gurun booi fuleh da」(The Eight Banners are national foundation), turn into constant instructions given by a superior of the Ching dynasty. But early day, the whole country was subordinate to the Eight Banners system. the eight direction rulers(jakūn hoŠo belie)were leader of the banner, All bannermen were inferiors, and were must faithful to his liteutenant general of a Banner. The emperor cannot direct control armed force of other Banner theoretically. It is very dangerous to the ruler. Therefore all the successive emperors of the Qing dynasty, rocked brains invariably, tried to transform the Eight Banners system, came to「Civilian Control」. Thus political-Military interaction, Military Profession and Military-civil Relation take place violent change in the Ching dynasty.