In fact, the first indigenous Zhangye Wusun to west along the Qilian Mountains, Zhangye Yue Zhi living east of Hexi region, to the stage of slave society, the entire exclusive River West Yue Zhi.

• 实际上，最早乌孙原住张掖以西靠祁连山一带，月氏住张掖以东河西地区，到奴隶社会阶段，整个河西方被月氏独占。