Through a set of quotas such as biological features of Eucalyptus grandis and Eucalyptus urophylla, cultivation situations both outside Yunnan and of introduction into Simao, and different places conditions for cultivation in outside Yunnan, are compared, and climate factors are selected to prove similar priority, it is concluded that the large area of introduction of Eucalyptus grandis and Eucalyptus urophylla in Simao is practicable to some extent.