Tou-yu-houen had active diplomacy policy , she had friendly relation with the South-North dynasty , frequently communicated with the Western Regions and to strengthened herself .

• 吐谷浑采取灵活多变的外交政策,与南北朝诸政权交好,与西域及中亚各国频繁交往,不失时机的壮大自身势力。