《管子·乘马》
这是生产组织的制度。生产组织一经建立。就来组织军备。六里见方的土地出兵车一乘。
事成而制器，方六里，为一乘之地也。
This is the system of production organization. Once the production organization is established, the armament organization will be organized. An area six square miles produces a war chariot.